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Geography Home Browse by State Browse by Feature Definitions Top 10 |
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Geography Home Browse by State Browse by Feature Definitions Top 10 |
Maryland Locale
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Feature Name
|
County
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Latitude
|
Longitude
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| 270 Corporate Center | Montgomery | 39.19083 | -77.26361 |
| 270 Industrial Park | Montgomery | 39.105 | -77.17917 |
| A Hill Camping Area | Somerset | 38.10667 | -75.85056 |
| A M Powell State Fish Hatchery | Washington | 39.59222 | -77.63778 |
| Abells Wharf | St. Mary's | 38.26111 | -76.64667 |
| Aberdeen Industrial Center | Harford | 39.48944 | -76.18028 |
| Aberdeen Market Place Shopping Center | Harford | 39.52167 | -76.18194 |
| Aberdeen Swim Club | Harford | 39.53611 | -76.16611 |
| Abingdon Landfill | Harford | 39.45278 | -76.28306 |
| Abington Farm | Anne Arundel | 39.04389 | -76.63361 |
| Academy Junction Plaza Shopping Center | Anne Arundel | 39.08583 | -76.69722 |
| Acton Square Shopping Center | Charles | 38.63556 | -76.9 |
| Adams Landing | Caroline | 38.90111 | -75.83 |
| Addison Road-Seat Pleasant Metro Station | Prince George's | 38.88639 | -76.8975 |
| Adelphi Plaza Shopping Center | Prince George's | 38.98472 | -76.96778 |
| Aero Acres Shopping Center | Baltimore | 39.3325 | -76.44556 |
| Air Business Center | Wicomico | 38.3325 | -75.50694 |
| Airport Business Center | Montgomery | 39.16778 | -77.15667 |
| Airport Industrial Park | Frederick | 39.4125 | -77.38278 |
| Alameda Shopping Center | Baltimore (city) | 39.35889 | -76.59611 |
| Aldridges Fishery | Cecil | 39.5325 | -75.8875 |
| Allentown Outlet Mall Shopping Center | Prince George's | 38.80417 | -76.90389 |
| Allentown Way Shopping Center | Prince George's | 38.80167 | -76.90722 |
| Allview Country Club | Howard | 39.23611 | -76.84472 |
| Allview Golf Course | Howard | 39.23472 | -76.84556 |
| Alpine Beach | Anne Arundel | 39.14361 | -76.45472 |
| Amber Meadows Shopping Center | Frederick | 39.44083 | -77.40972 |
| Ames Plaza Shopping Center | Harford | 39.52861 | -76.13139 |
| Ames Shopping Center | Anne Arundel | 38.98139 | -76.53611 |
| Andrews Manor Shopping Center | Prince George's | 38.81944 | -76.89194 |
| Annapolis Business Park | Anne Arundel | 38.99306 | -76.55056 |
| Annapolis Business Plaza | Anne Arundel | 38.9875 | -76.52944 |
| Annapolis Commerce Park | Anne Arundel | 38.99389 | -76.54444 |
| Annapolis Fashion Festival Shopping Center | Anne Arundel | 38.99111 | -76.54639 |
| Annapolis Golf Course | Anne Arundel | 38.95167 | -76.47472 |
| Annapolis Mall Shopping Center | Anne Arundel | 38.9875 | -76.54722 |
| Annapolis Plaza Shopping Center | Anne Arundel | 38.99361 | -76.54167 |
| Annapolis Roads Club | Anne Arundel | 38.95167 | -76.46806 |
| Annapolis Science Center | Anne Arundel | 38.97667 | -76.55 |
| Annapolis Waterworks | Anne Arundel | 38.98694 | -76.56389 |
| Annapolis Yacht Club | Anne Arundel | 38.97417 | -76.48528 |
| Ant Bar | Dorchester | 38.48944 | -76.28611 |
| Anthonys Mill (historical) | Caroline | ||
| Antietam Creek Campground | Washington | 39.41806 | -77.74583 |
| Antietam Iron Works (historical) | Washington | 39.41667 | -77.74111 |
| Antietam Station | Washington | 39.45167 | -77.76917 |
| Antietam Village Shopping Center | Frederick | 39.43889 | -77.41167 |
| Apple Grove Plantation (historical) | Prince George's | 38.78972 | -76.96306 |
| Appleview Farms | Harford | 39.71806 | -76.29389 |
| Aqua-Land Marina | Charles | 38.36611 | -76.98333 |
| Aquasco Speedway | Prince George's | 38.55889 | -76.7125 |
| Arbutus Plaza Shopping Center | Baltimore | 39.26111 | -76.69611 |
| Arden Station | Somerset | 38.13694 | -75.65972 |
| Ardwick Industrial Center | Prince George's | 38.94306 | -76.86917 |
| Ardwick Industrial Park | Prince George's | 38.93583 | -76.88278 |
| Arena Plaza Shopping Center | Prince George's | 38.91583 | -76.85861 |
| Argyle Country Club | Montgomery | 39.0975 | -77.05 |
| Arnold Station Shopping Center | Anne Arundel | 39.02806 | -76.50417 |
| Arundel Crossing West Industrial Park | Anne Arundel | 39.09028 | -76.70306 |
| Arundel Plaza Shopping Center | Anne Arundel | 38.97778 | -76.53889 |
| Ashland Furnace (historical) | Baltimore | 39.49333 | -76.68861 |
| Athaloo Landing | Wicomico | 38.42611 | -75.82111 |
| Atholton Shopping Center | Howard | 39.18417 | -76.87111 |
| Atholton Swim Club | Howard | 39.18472 | -76.86028 |
| Ausherman Industrial Park | Frederick | 39.39278 | -77.38611 |
| Avenel Business Industrial Park | Montgomery | 39.14167 | -77.20972 |
| Avondale Center Shopping Center | Calvert | 38.32639 | -76.46222 |
| Bacchus Mill (historical) | Kent | 39.24639 | -76.17 |
| Bachelors Hope | St. Mary's | 38.33778 | -76.79417 |
| Back Landing | Caroline | 38.68833 | -75.91194 |
| Back River Sewage Treatment Plant | Baltimore | 39.2925 | -76.49167 |
| Bacons Wharf | St. Mary's | 38.17556 | -76.45194 |
| Baileys Mill (historical) | Wicomico | 38.37167 | -75.60278 |
| Bald Eagle Island Campground | Frederick | 39.29889 | -77.5575 |
| Baldwin Station | Baltimore | 39.49778 | -76.47278 |
| Ballenger Creek Sewage Treatment Plant | Frederick | 39.36417 | -77.40972 |
| Balls Road | Washington | 39.58583 | -77.72389 |
| Baltimore Country Club | Baltimore (city) | 39.35556 | -76.64556 |
| Baltimore Country Club at Five Farms | Baltimore | 39.44222 | -76.66667 |
| Baltimore Lighthouse | Anne Arundel | 39.05889 | -76.39917 |
| Baltimore Livestock Auction Market | Howard | 39.3125 | -76.95889 |
| Baltimore Yacht Club | Baltimore | 39.28972 | -76.39583 |
| Baltimore-Washington Industrial Park | Howard | 39.14694 | -76.79889 |
| Baltimore-Washington International Commerce Park | Anne Arundel | 39.15833 | -76.68194 |
| Baltimore-Washington Science and Industrial Center | Anne Arundel | 39.19389 | -76.68611 |
| Bamberger Farms | Carroll | 39.68694 | -76.95194 |
| Banks O'Dee | Charles | 38.32056 | -76.92556 |
| Bar Harbor Campground | Harford | 39.46167 | -76.24583 |
| Bards Field | St. Mary's | 38.09778 | -76.38472 |
| Barksdale Station (historical) | Cecil | 39.66444 | -75.815 |
| Barnesville Station | Montgomery | 39.20917 | -77.38222 |
| Barren Creek Mill (historical) | Wicomico | 38.4625 | -75.73528 |
| Barton Hall | St. Mary's | 38.27333 | -76.72167 |
| Basford Manor | St. Mary's | 38.34917 | -76.815 |
| Basket Switch | Worcester | 38.235 | -75.31111 |
| Bassett Mill (historical) | Worcester | 38.25694 | -75.23556 |
| Batts Neck Plantation | Queen Anne's | 38.93917 | -76.325 |
| Baughman Mill (historical) | Carroll | 39.71917 | -76.82667 |
| Bay Breeze Girl Scout Camp | Calvert | 38.40806 | -76.41417 |
| Bay Bridge Market Place Shopping Center | Anne Arundel | 38.94861 | -76.4925 |
| Bay City Market Shopping Center | Harford | 39.5475 | -76.08806 |
| Bay Forest Shopping Center | Anne Arundel | 38.94806 | -76.47139 |
| Bay Hills Country Club | Anne Arundel | 39.04444 | -76.47694 |
| Bay View Junction | Baltimore (city) | 39.29667 | -76.55361 |
| Bayfield Farm | Calvert | 38.55389 | -76.525 |
| Baylis Shopping Center | Worcester | 38.06417 | -75.55444 |
| Baymeadow Industrial Park | Anne Arundel | 39.19 | -76.59583 |
| Bayside Campground | Worcester | 38.20611 | -75.15694 |
| Bayside Wharf | St. Mary's | 38.29944 | -76.72333 |
| Beach Fishery | Cecil | 39.43139 | -75.99611 |
| Beachams Station (historical) | Carroll | 39.55639 | -77.03417 |
| Bear Creek Fish Rearing Station | Garrett | 39.64611 | -79.285 |
| Beards Hill Plaza Shopping Center | Harford | 39.52361 | -76.18222 |
| Beaver Creek Country Club | Washington | 39.57722 | -77.64111 |
| Beaver Dam | Worcester | 38.01472 | -75.56083 |
| Beaver Dam Fishery | Cecil | 39.47028 | -75.99583 |
| Beehive Beach | Anne Arundel | 39.03139 | -76.57222 |
| Beelers Summit | Washington | 39.4125 | -77.67028 |
| Beetree Mill | Baltimore | 39.69583 | -76.64639 |
| Bel Air Commercial Park | Harford | 39.52222 | -76.36111 |
| Bel Air Plaza Shopping Center | Harford | 39.52667 | -76.35194 |
| Bel Air Town Shopping Center | Harford | 39.52778 | -76.35444 |
| Belair Beltway Plaza Shopping Center | Baltimore | 39.36667 | -76.51833 |
| Belair Golf Club | Prince George's | 38.99444 | -76.75944 |
| Belair Plaza Shopping Center | Baltimore (city) | 39.3175 | -76.57583 |
| Belcamp Industrial Park | Harford | 39.46889 | -76.23333 |
| Belford Shopping Center | Baltimore (city) | 39.3375 | -76.55111 |
| Beltsville Industrial Center | Prince George's | 39.02778 | -76.91111 |
| Beltsville Industrial Park | Prince George's | 39.05417 | -76.89 |
| Beltway Plaza Mall Shopping Center | Prince George's | 38.99917 | -76.90833 |
| Belvedere Gardens Shopping Center | Baltimore (city) | 39.35944 | -76.5825 |
| Belvedere Square Shopping Center | Baltimore (city) | 39.36444 | -76.60944 |
| Belvedere Yacht Club | Anne Arundel | 39.05889 | -76.49 |
| Benfield Shopping Center | Anne Arundel | 39.08306 | -76.58389 |
| Bengies Station (historical) | Baltimore | 39.34139 | -76.40972 |
| Bennett Mill (historical) | Worcester | ||
| Bennington Corporate Center | Montgomery | 39.15111 | -77.23444 |
| Bennsville Siding | Charles | 38.59444 | -77.01472 |
| Bent Willow Farm | Washington | 39.42 | -77.65694 |
| Benton Corners | Queen Anne's | 39.16944 | -75.89167 |
| Benville Wharf | St. Mary's | 38.10917 | -76.40722 |
| Berlin Run Shopping Center | Worcester | 38.33444 | -75.21194 |
| Berlin Shopping Center | Worcester | 38.34028 | -75.20083 |
| Bestpitch Ferry | Dorchester | 38.41667 | -75.99417 |
| Bethesda Country Club | Montgomery | 39.01306 | -77.15306 |
| Bethesda Metro Station | Montgomery | 38.98417 | -77.09472 |
| Bethesda Square Shopping Center | Montgomery | 38.98917 | -77.09722 |
| Between the Dams | Dorchester | 38.47639 | -76.07333 |
| Beverly Farm | Talbot | 38.76306 | -76.22083 |
| Bidle Industrial Park | Frederick | 39.49167 | -77.56667 |
| Big Elk Mall Shopping Center | Cecil | 39.60111 | -75.825 |
| Big Mill (historical) | Worcester | 38.01583 | -75.45611 |
| Big Thorofare River West Light | Somerset | 38.00028 | -76.05667 |
| Big Woods Campground | Washington | 39.49306 | -77.79222 |
| Biscoe | St. Mary's | 38.08611 | -76.36528 |
| Bishop Commercial Center | Worcester | 38.42694 | -75.22 |
| Bishop Mill (historical) | Worcester | ||
| Bitter Sweet | Anne Arundel | 38.95139 | -76.52417 |
| Black | Kent | 39.30833 | -75.93472 |
| Blackrock Camp | Baltimore | 39.55111 | -76.72889 |
| Blacks Store (historical) | Cecil | ||
| Blackstone Mill (historical) | Kent | 39.185 | -76.17889 |
| Blackwalnut Landing | Talbot | 38.68278 | -76.33861 |
| Bladen Shopping Center | Prince George's | 38.94 | -76.91944 |
| Bladensburg Shopping Center | Prince George's | 38.93889 | -76.93472 |
| Blairs Purchase | St. Mary's | 38.29389 | -76.78806 |
| Bloody Lane | Washington | 39.47028 | -77.73889 |
| Bloody Point Bar Lighthouse (historical) | Queen Anne's | ||
| Bloomery Mill (historical) | Caroline | ||
| Bloomfield | St. Mary's | 38.27639 | -76.7825 |
| Blooming Turkey Farm | Kent | 39.35222 | -76.11639 |
| Bloomsbury | St. Mary's | 38.22861 | -76.63056 |
| Blossom Point Proving Grounds | Charles | 38.42694 | -77.08972 |
| Blue Ball Tavern (historical) | Cecil | ||
| Blue Heron Golf Course | Queen Anne's | 38.91472 | -76.35444 |
| Blue Ridge Farms | Anne Arundel | 38.86278 | -76.62944 |
| Blue Ridge Summit Overlook | Frederick | 39.64806 | -77.45306 |
| Bobs Hill Overlook | Frederick | 39.59806 | -77.4625 |
| Bodkin Boat Club | Anne Arundel | 39.12583 | -76.47528 |
| Bogles Boat Ramp | Kent | 39.03167 | -76.20972 |
| Bogles Wharf (historical) | Kent | 39.03306 | -76.20778 |
| Bohemia Country Club | Cecil | 39.4575 | -75.89722 |
| Bohemia River Marina | Cecil | 39.48722 | -75.89583 |
| Bohemia Vista Marina | Cecil | 39.48611 | -75.90139 |
| Bollingers Mills (historical) | Carroll | 39.4375 | -76.90083 |
| Bonnie View Golf Course | Baltimore | 39.37417 | -76.6625 |
| Bookers Wharf | Queen Anne's | 39.13111 | -76.07361 |
| Botelars Landing (historical) | Calvert | 38.4225 | -76.56722 |
| Bottom Road Racetrack | Baltimore | 39.475 | -76.46556 |
| Bowie Race Track | Prince George's | 39.00556 | -76.73944 |
| Bowie Race-Track Stables | Prince George's | 38.99889 | -76.74472 |
| Bowlings Alley | Charles | 38.44056 | -76.91861 |
| Bowmans Plains Industrial Park | Frederick | 39.36111 | -77.43167 |
| Box Hill Square Shopping Center | Harford | 39.47889 | -76.30972 |
| Boyds Farm | Calvert | 38.49028 | -76.57444 |
| Boys Village Of Maryland | Prince George's | 38.7375 | -76.84111 |
| Bradburn | St. Mary's | 38.09389 | -76.37389 |
| Bradshaw Station | Baltimore | 39.42056 | -76.37833 |
| Branch Avenue Metro Station | Prince George's | 38.82472 | -76.91222 |
| Branchwood Shopping Center | Prince George's | 38.7675 | -76.88417 |
| Brandon Woods Energy Business Center | Anne Arundel | 39.17528 | -76.54639 |
| Brantwood Golf Course | Cecil | 39.56444 | -75.80583 |
| Bray Green Industrial Park | Prince George's | 39.07972 | -76.86944 |
| Bren-Mar Golf Course | Harford | 39.49111 | -76.26 |
| Brenbrook Plaza Shopping Center | Baltimore | 39.36333 | -76.78694 |
| Brethren Service Center | Carroll | 39.54583 | -77.10361 |
| Breton Bay Country Club | St. Mary's | 38.26667 | -76.67194 |
| Bretons Bay | St. Mary's | 38.26528 | -76.66528 |
| Bretton Woods Golf Course | Montgomery | 39.07389 | -77.33417 |
| Brew Mahr Mill (historical) | Garrett | 39.51361 | -79.43056 |
| Brick Landing | Calvert | 38.36111 | -76.3875 |
| Brightwater Beach Yacht Club | Anne Arundel | 39.16333 | -76.54972 |
| Brightwells Hunting Quarters | Montgomery | 39.07639 | -77.41583 |
| Brimer Landing | Worcester | 38.10222 | -75.33361 |
| Briscoe Wharf | St. Mary's | 38.37833 | -76.53333 |
| Broad Creek Landing | Harford | 39.69472 | -76.24083 |
| Broad Creek Memorial Scout Camp | Harford | 39.69306 | -76.26722 |
| Broadway Market | Baltimore (city) | 39.28389 | -76.59361 |
| Broadway Recreational Pier | Baltimore (city) | 39.28083 | -76.5925 |
| Brock Hall | Prince George's | 38.85 | -76.76139 |
| Brookdale Industrial Park | Howard | 39.1775 | -76.76389 |
| Brooke Manor Country Club | Montgomery | 39.12417 | -77.07694 |
| Brookhill Shopping Center | Baltimore (city) | 39.35861 | -76.70528 |
| Brookmead Farms | Carroll | 39.51056 | -76.86528 |
| Broommes Wharf | St. Mary's | 38.18583 | -76.43556 |
| Browning Mill (historical) | Garrett | 39.51861 | -79.46528 |
| Browns Landing | Kent | 39.1775 | -76.17361 |
| Bruceville Station (historical) | Carroll | 39.59917 | -77.23528 |
| Brummers Mill (historical) | Frederick | 39.42583 | -77.43194 |
| Bryans Road Shopping Center | Charles | 38.62917 | -77.07472 |
| Buck Neck | Kent | 39.27 | -76.15917 |
| Buckingham Wharf | Kent | 39.23833 | -76.01472 |
| Bucklodge Station | Montgomery | 39.1925 | -77.33556 |
| Budd Landing | Cecil | 39.37333 | -75.83861 |
| Budds Landing | Charles | 38.3875 | -76.88 |
| Buena Vista Spring Station (historical) | Washington | 39.71056 | -77.49306 |
| Bulle Rock Farm | Queen Anne's | 39.05722 | -76.15139 |
| Bullocks Plaza Shopping Center | Caroline | 38.88833 | -75.82361 |
| Bulls Mount Fishery | Cecil | 39.50333 | -75.9875 |
| Burams Landing | Talbot | 38.61111 | -76.06944 |
| Burgess Landing | Charles | 38.43028 | -77.18139 |
| Burke Mill (historical) | Worcester | ||
| Burlington | St. Mary's | 38.26889 | -76.74806 |
| Burning Tree Country Club | Montgomery | 39.00083 | -77.15056 |
| Burns Crossing (historical) | Anne Arundel | 39.07278 | -76.67528 |
| Burnt Store | Charles | 38.52167 | -76.84083 |
| Burtonsville Commerce Center | Montgomery | 39.10917 | -76.92833 |
| Burtonsville Crossing Shopping Center | Montgomery | 39.11167 | -76.93444 |
| Burwood Plaza Shopping Center | Anne Arundel | 39.19917 | -76.64083 |
| Bush Chapel Shopping Center | Harford | 39.51917 | -76.18472 |
| Bush River Yacht Club | Harford | 39.45472 | -76.24389 |
| Butlers Landing | Queen Anne's | 38.91389 | -76.33917 |
| Button Beach | Kent | 39.28528 | -76.18528 |
| Buttonwood Beach | Cecil | 39.45833 | -75.96806 |
| Bynum Run Picnic Area | Harford | 39.54028 | -76.33 |
| Cabin Creek | Dorchester | 38.6275 | -75.91361 |
| Calico Rocks Campground | Frederick | 39.26417 | -77.52278 |
| Calvert County Industrial Park | Calvert | 38.51111 | -76.64306 |
| Calvert County Landfill | Calvert | 38.53889 | -76.61944 |
| Calvert Executive Plaza | Calvert | 38.54 | -76.58389 |
| Calvert Village Shopping Center | Calvert | 38.545 | -76.59111 |
| Calvert-Anne Arundel Business Park | Calvert | 38.705 | -76.58278 |
| Calverts Rest | St. Mary's | 38.1025 | -76.39167 |
| Cambridge Country Club | Dorchester | 38.58306 | -76.12222 |
| Cambridge Plaza Shopping Center | Dorchester | 38.56167 | -76.06306 |
| Cambridge Yacht Club | Dorchester | 38.57639 | -76.07361 |
| Camden Junction | Baltimore (city) | 39.25694 | -76.65778 |
| Camden Point Farm | Talbot | 38.73889 | -76.11528 |
| Camden Yards | Baltimore (city) | 39.28361 | -76.62194 |
| Camp 1 | Frederick | 39.64194 | -77.44861 |
| Camp 2 | Frederick | 39.64444 | -77.47722 |
| Camp 3 | Frederick | 39.64833 | -77.46389 |
| Camp Airy | Frederick | 39.64417 | -77.42583 |
| Camp Alkor | Baltimore | 39.59917 | -76.6375 |
| Camp Arlington Echo | Anne Arundel | 39.07778 | -76.61028 |
| Camp Barrett | Anne Arundel | 39.00028 | -76.61167 |
| Camp Bennett | Howard | 39.19917 | -77.05611 |
| Camp Bonkirchen | Baltimore | 39.57222 | -76.59583 |
| Camp Brisson | Cecil | 39.48694 | -75.96639 |
| Camp Brown | St. Mary's | 38.07944 | -76.36944 |
| Camp Calvert | St. Mary's | 38.28556 | -76.6275 |
| Camp Casey (historical) | Prince George's | ||
| Camp Chal-Mar | Carroll | 39.52556 | -77.05444 |
| Camp Cherry Fields | St. Mary's | 38.14278 | -76.47 |
| Camp Chesapeake (historical) | Cecil | 39.49917 | -75.98583 |
| Camp Cone | Harford | 39.68278 | -76.27194 |
| Camp Conowingo | Cecil | 39.69306 | -76.19861 |
| Camp Conoy | Calvert | 38.42833 | -76.43556 |
| Camp Deer Creek | Harford | 39.67694 | -76.54278 |
| Camp Echo Hill | Kent | 39.35278 | -76.11667 |
| Camp ESPA | Dorchester | 38.55472 | -75.77833 |
| Camp Fairlee Manor | Kent | 39.23889 | -76.20417 |
| Camp Finney | Harford | 39.70194 | -76.25361 |
| Camp Glyndon | Baltimore | 39.47278 | -76.80861 |
| Camp Gunston | Queen Anne's | 39.07 | -76.09528 |
| Camp Harding | Washington | 39.67083 | -78.04278 |
| Camp Ilchester | Howard | 39.23333 | -76.77917 |
| Camp Jalal | Anne Arundel | 38.82583 | -76.50833 |
| Camp Kahler | Anne Arundel | 38.83056 | -76.54167 |
| Camp Kalor | Baltimore | 39.59917 | -76.63361 |
| Camp Kanawha | Frederick | 39.27083 | -77.53056 |
| Camp Kaufman | Anne Arundel | 39.14111 | -76.46583 |
| Camp Letts | Anne Arundel | 38.88944 | -76.52972 |
| Camp Louise | Washington | 39.71333 | -77.49917 |
| Camp Maria | St. Mary's | 38.25611 | -76.64722 |
| Camp Merrill | Wicomico | 38.49167 | -75.77972 |
| Camp Merryelande | St. Mary's | 38.10389 | -76.47194 |
| Camp Milldale | Baltimore | 39.40639 | -76.70833 |
| Camp Minnetoska | Garrett | 39.45722 | -79.47139 |
| Camp Mount Aetna | Washington | 39.59667 | -77.60472 |
| Camp Nanticoke | Dorchester | 38.54583 | -75.75944 |
| Camp Oest | Harford | 39.68444 | -76.26472 |
| Camp Pecometh | Queen Anne's | 39.13472 | -76.06667 |
| Camp Peniel | Frederick | 39.62667 | -77.43944 |
| Camp Puh Tok | Baltimore | 39.59639 | -76.63972 |
| Camp Ramblewood | Harford | 39.64583 | -76.17444 |
| Camp Red Mill (historical) | Cecil | 39.43694 | -75.88639 |
| Camp Rodney | Cecil | 39.51194 | -75.98361 |
| Camp Roosevelt | Calvert | 38.64361 | -76.52472 |
| Camp Saffran | Harford | 39.69778 | -76.2675 |
| Camp Saint Charles | Charles | 38.29111 | -76.84806 |
| Camp Saint Martin (historical) | Queen Anne's | 39.03778 | -76.30639 |
| Camp Saint Vincent de Paul | Anne Arundel | 38.94139 | -76.51917 |
| Camp Shadowbrook | Cecil | 39.7 | -76.19444 |
| Camp Somerset | Somerset | 38.13167 | -75.69333 |
| Camp Spencer | Harford | 39.6875 | -76.275 |
| Camp Strauss | Allegany | 39.64417 | -78.35417 |
| Camp TockwoghYMCA | Kent | 39.35528 | -76.12417 |
| Camp Wabanna | Anne Arundel | 38.86944 | -76.51 |
| Camp Whippoorwill | Anne Arundel | 39.08889 | -76.5225 |
| Camp Whitethorn | Garrett | 39.45556 | -79.47333 |
| Camp Wo-Me-To | Harford | 39.63167 | -76.42917 |
| Camp Woodland | Baltimore | 39.26583 | -76.71444 |
| Camp Woodlands | Anne Arundel | 38.96833 | -76.57333 |
| Camp Wright | Queen Anne's | 38.95972 | -76.35083 |
| Camp-Tuc-Holka | Baltimore | 39.60361 | -76.62028 |
| Camphels Wharf | Wicomico | 38.4 | -75.80194 |
| Campus Hills Shopping Center | Harford | 39.55667 | -76.27333 |
| Cannons Corner | Caroline | 38.89056 | -75.88833 |
| Canton Industrial Area | Baltimore (city) | 39.27278 | -76.55972 |
| Canton Industrial Park | Baltimore | 39.29972 | -76.51694 |
| Canton Yard | Baltimore (city) | 39.26833 | -76.56611 |
| Cape Saint Marys Marina | St. Mary's | 38.41833 | -76.62056 |
| Capital Plaza Mall Shopping Center | Prince George's | 38.94167 | -76.90889 |
| Capitol Heights Metro Station | Prince George's | 38.88917 | -76.91333 |
| Capitol Heights Plaza Shopping Center | Prince George's | 38.86389 | -76.89889 |
| Capitol Office Park | Prince George's | 39.00694 | -76.89583 |
| Capitol Raceway | Anne Arundel | 39.03528 | -76.70472 |
| Carey Marina | Worcester | 38.28444 | -75.14389 |
| Carney Village Shopping Center | Baltimore | 39.39528 | -76.52194 |
| Carolann Farms | Carroll | 39.62278 | -77.10778 |
| Caroline Country Club | Caroline | 38.84583 | -75.84167 |
| Caroline County Farm | Caroline | 38.88972 | -75.77361 |
| Carr Wharf | Anne Arundel | 38.88889 | -76.52306 |
| Carroll County Agricultural Center | Carroll | 39.55639 | -77.00139 |
| Carroll County Gun Club | Carroll | 39.43056 | -76.99889 |
| Carroll County Home (historical) | Carroll | 39.5575 | -76.99583 |
| Carroll Island Shopping Mall | Baltimore | 39.33556 | -76.4 |
| Carroll Park Municipal Golf Course | Baltimore (city) | 39.275 | -76.65222 |
| Carroll Plaza Shopping Center | Carroll | 39.58417 | -76.99167 |
| Carrolltown Mall Shopping Center | Carroll | 39.39722 | -76.93417 |
| Carson Corners | Queen Anne's | 39.15306 | -75.7975 |
| Carter Farms | Queen Anne's | 39.09556 | -75.90361 |
| Carthagena (historical) | St. Mary's | 38.17083 | -76.475 |
| Cashners Wharf (historical) | St. Mary's | 38.39139 | -76.57194 |
| Cassidy Wharf | Cecil | 39.37833 | -75.96194 |
| Cather Tavern (historical) | Cecil | ||
| Catoctin Iron Furnace (historical) | Frederick | 39.58167 | -77.445 |
| Caves Valley Country Club | Baltimore | 39.44306 | -76.73889 |
| Cecil County Drag Strip | Cecil | 39.63694 | -75.9875 |
| Cecil County Dragway | Cecil | 39.63694 | -75.9875 |
| Cedar Grove Mill (historical) | Washington | 39.52972 | -77.82389 |
| Cedar Hall | Worcester | 38.02 | -75.61 |
| Cedar Hall Wharf | Worcester | 38.00861 | -75.62111 |
| Cedar Point Lighthouse | St. Mary's | 38.29917 | -76.36833 |
| Cedarbrook Farms | Frederick | 39.51694 | -77.20889 |
| Cedonia Shopping Center | Baltimore (city) | 39.3325 | -76.53056 |
| Central Industrial Park | Prince George's | 38.8875 | -76.86556 |
| Central Maintenance Depot | Montgomery | 39.12556 | -77.16222 |
| Central Square Shopping Center | Calvert | 38.54444 | -76.58778 |
| Chadwick Shopping Center | Baltimore | 39.3125 | -76.75778 |
| Chancellors Point (historical) | St. Mary's | 38.16944 | -76.44028 |
| Channel Industrial Park | Harford | 39.47722 | -76.19417 |
| Chantilly Manor Country Club | Cecil | 39.6625 | -75.99 |
| Chapel | Harford | 39.555 | -76.16778 |
| Chaptico Wharf | St. Mary's | 38.32694 | -76.83306 |
| Charing Cross Shopping Center | Baltimore | 39.29194 | -76.71556 |
| Charles County Plaza Shopping Center | Charles | 38.62361 | -76.91667 |
| Charles County Sanitary Landfill | Charles | 38.53694 | -77.14639 |
| Charles Mill | Washington | 39.53056 | -77.825 |
| Charlesville Station | Frederick | 39.48722 | -77.4525 |
| Charlotte Hall Shopping Center | St. Mary's | 38.48889 | -76.77361 |
| Chartley Shopping Center | Baltimore | 39.45694 | -76.82444 |
| Chartwell Country Club | Anne Arundel | 39.09444 | -76.6 |
| Chase Station | Baltimore | 39.36083 | -76.37028 |
| Chases Wharf | Baltimore (city) | 39.27917 | -76.59639 |
| Chatham Executive Office Park | Anne Arundel | 39.1875 | -76.61472 |
| Chatham Mall Shopping Center | Howard | 39.27917 | -76.83056 |
| Cherrington Picnic Area | Montgomery | 39.19472 | -77.46944 |
| Cherry Tree Farm | Howard | 39.14111 | -76.89667 |
| Cherry Vale Plaza Shopping Center | Baltimore | 39.44333 | -76.81111 |
| Cherryfields | St. Mary's | 38.14694 | -76.47167 |
| Cherrywalk | Wicomico | 38.375 | -75.77667 |
| Chesapeake and Ohio Canal National Historical Park Headquarters | Washington | 39.43944 | -77.79583 |
| Chesapeake Bay Business Park | Queen Anne's | 38.98694 | -76.31667 |
| Chesapeake Biological Laboratory | Calvert | 38.31833 | -76.45389 |
| Chesapeake Country Club | Calvert | 38.38278 | -76.42917 |
| Chesapeake Country Fair Shopping Center | Wicomico | 38.36806 | -75.595 |
| Chesapeake Industrial Park | Baltimore | 39.33056 | -76.43139 |
| Chesapeake Isle | Cecil | 39.46111 | -76.00278 |
| Chesapeake Ranch Estates Campground | Calvert | 38.3625 | -76.43056 |
| Chesapeake Square Shopping Center | Anne Arundel | 39.19167 | -76.61528 |
| Chesapeake Station Shopping Center | Calvert | 38.68889 | -76.53583 |
| Chesapeake View Campground | Cecil | 39.56528 | -76.03889 |
| Chesapeake Village Shopping Center | Queen Anne's | 38.9825 | -76.15861 |
| Chesapeake Yacht Club | Anne Arundel | 38.83778 | -76.53111 |
| Chester River Country Club | Kent | 39.19 | -76.07556 |
| Chester River Landing | Queen Anne's | 39.01167 | -76.31361 |
| Chestertown Business Park | Kent | 39.21111 | -76.07556 |
| Chestnut Hill Country Club | Baltimore | 39.44528 | -76.6875 |
| Cheverly Metro Station | Prince George's | 38.91611 | -76.91583 |
| Chevy Chase Circle | Montgomery | 38.96778 | -77.07694 |
| Chevy Chase Country Club | Montgomery | 38.97556 | -77.0775 |
| Chevy Chase Shopping Center | Montgomery | 38.96222 | -77.08556 |
| Childrens Fresh Air Camp | Harford | 39.50333 | -76.36556 |
| Chiltons Mill (historical) | Caroline | ||
| Chisel Branch Campground | Montgomery | 39.09028 | -77.46306 |
| Choptank Plantation | Caroline | 38.85306 | -75.86389 |
| Choptank River | Talbot | 38.65528 | -76.185 |
| Church Circle | Anne Arundel | 38.97833 | -76.4925 |
| Church Creek Fire Tower | Dorchester | 38.47417 | -76.14306 |
| Church Hill | Frederick | 39.52611 | -77.55444 |
| Church Hill Farms | Queen Anne's | 39.15361 | -75.95528 |
| Church of God Camp | Howard | 39.17194 | -76.88417 |
| Churn Creek Farm | Kent | 39.32611 | -76.12861 |
| Circle Park Trailer Park | Kent | 39.13611 | -76.22722 |
| Cissel Farm | Howard | 39.17639 | -76.98333 |
| Claggetts Mill (historical) | Washington | 39.59528 | -77.70972 |
| Clark Corners | Queen Anne's | 39.07722 | -75.93444 |
| Clark Mill (historical) | Worcester | ||
| Clayton Marina | St. Mary's | 38.11167 | -76.40556 |
| Clayton Station | Harford | 39.43583 | -76.33333 |
| Clayton Station Business Center | Harford | 39.43472 | -76.33194 |
| Clear Spring Station (historical) | Washington | 39.62833 | -77.93944 |
| Clermont Mills (historical) | Harford | 39.6675 | -76.4325 |
| Clevers Corner | Kent | 39.27111 | -75.97694 |
| Cliffs Wharf | Kent | 39.10722 | -76.14278 |
| Clifton Industrial Park | Talbot | 38.76833 | -76.05333 |
| Clifton Park and Golf Course | Baltimore (city) | 39.32167 | -76.58167 |
| Clinton Park Shopping Center | Prince George's | 38.76972 | -76.88472 |
| Clinton Plaza Shopping Center | Prince George's | 38.76778 | -76.89028 |
| Clock Tower Plaza Shopping Center | Anne Arundel | 38.95889 | -76.50944 |
| Clockers Fancy | St. Mary's | 38.17417 | -76.42528 |
| Clopper Siding | Montgomery | 39.15444 | -77.23833 |
| Cloppers Mill | Montgomery | 39.15417 | -77.26056 |
| Cloverleaf Business Park | Anne Arundel | 39.11944 | -76.62917 |
| Cloverly Village Shopping Center | Montgomery | 39.10972 | -76.99583 |
| Cobb Landing | Calvert | 38.36389 | -76.3875 |
| Cobb Point Bar Lighthouse | St. Mary's | 38.24167 | -76.82528 |
| Cobrums Wharf | St. Mary's | 38.29056 | -76.72222 |
| Cockeysville Road Industrial Park | Baltimore | 39.47833 | -76.64861 |
| Colbourne Mill (historical) | Worcester | ||
| Coleman Wharf (historical) | Kent | 39.1475 | -76.24444 |
| College Green | Cecil | 39.66528 | -76.01694 |
| College Park Plaza Shopping Center | Frederick | 39.42639 | -77.41667 |
| College Park Shopping Center | Prince George's | 38.98 | -76.93889 |
| College Park Universit of Maryland Metro Station | Prince George's | 38.97639 | -76.92944 |
| College Parkway Shopping Center | Anne Arundel | 39.03833 | -76.48 |
| College Plaza Shopping Center | Montgomery | 39.10333 | -77.15889 |
| Collington Plaza Shopping Center | Prince George's | 38.9375 | -76.71944 |
| Collins Fishery | Cecil | 39.49 | -75.95333 |
| Collins Wharf | Wicomico | 38.29972 | -75.75722 |
| Colonial Parole Shopping Center | Anne Arundel | 38.97778 | -76.53611 |
| Colonial Shopping Center | Baltimore | 39.36306 | -76.7125 |
| Columbia 100 Office Research Park | Howard | 39.22694 | -76.81667 |
| Columbia Country Club | Montgomery | 38.98917 | -77.07861 |
| Comet Roller Mills (historical) | Carroll | 39.49528 | -76.90278 |
| Commerce Park | Calvert | 38.54333 | -76.58861 |
| Commons Corporate Center | Anne Arundel | 39.16028 | -76.70972 |
| Concord Point Lighthouse | Harford | 39.54083 | -76.085 |
| Congressional Country Club | Montgomery | 38.99611 | -77.17694 |
| Congressional Shopping Plaza | Montgomery | 39.06167 | -77.12722 |
| Connards Point Fishery | Cecil | 39.54528 | -75.96583 |
| Conowingo Station | Cecil | 39.66722 | -76.16917 |
| Constant Friendship Shopping Center | Harford | 39.46667 | -76.3125 |
| Constitution | Harford | 39.72 | -76.41556 |
| Contees Wharf | Anne Arundel | 38.8875 | -76.54083 |
| Corners Wharf (historical) | Dorchester | 38.6125 | -76.22417 |
| Cornfield Harbor | St. Mary's | 38.06083 | -76.36139 |
| Corridor Industrial Park | Howard | 39.13194 | -76.81167 |
| Cotton Hill Camp | Worcester | 38.35917 | -75.14 |
| Coulters Point Fishery | Cecil | 39.56861 | -75.98167 |
| Country Club Mall Shopping Center | Allegany | 39.63 | -78.83694 |
| Country Club of Maryland | Baltimore | 39.38639 | -76.58917 |
| Country Club South | Wicomico | 38.34167 | -75.73194 |
| Country Ridge Shopping Center | Baltimore | 39.30944 | -76.44861 |
| Country Village Plaza Shopping Center | Calvert | 38.71583 | -76.66028 |
| Cove | Garrett | 39.68028 | -79.30028 |
| Cove Camp | Calvert | 38.42028 | -76.49306 |
| Cove Creek Club | Queen Anne's | 38.86667 | -76.33722 |
| Cove Point Lighthouse | Calvert | 38.38611 | -76.38222 |
| Cow Ridge Plantation (historical) | Somerset | ||
| Cox Landing | Wicomico | 38.33889 | -75.71389 |
| Cox Mill (historical) | Worcester | ||
| Coziers Fishery | Cecil | 39.56278 | -75.96194 |
| Craighill Channel Front Upper Range Light | Anne Arundel | 39.17389 | -76.48861 |
| Cranberry Fishery | Cecil | 39.41028 | -76.01389 |
| Cranberry Mall Shopping Center | Carroll | 39.57861 | -76.98333 |
| Cranberry Meadow Farms | Carroll | 39.62889 | -76.92528 |
| Cranberry Run Business Park | Harford | 39.4875 | -76.18361 |
| Cranberry Square Shopping Center | Carroll | 39.57444 | -76.98333 |
| Cranberry Station | Carroll | 39.58306 | -76.97361 |
| Cranbrook Shopping Center | Baltimore | 39.4725 | -76.62222 |
| Creagerstown Station | Frederick | 39.55417 | -77.41694 |
| Crestview Square Shopping Center | Kent | 39.22722 | -76.07139 |
| Crisfield Country Club | Somerset | 37.97611 | -75.81222 |
| Crofton Centre Shopping Center | Anne Arundel | 39.01583 | -76.69444 |
| Crofton Country Club | Anne Arundel | 39.00556 | -76.69444 |
| Crofton Industrial Park | Anne Arundel | 39.01806 | -76.7 |
| Crofton Station Shopping Center | Anne Arundel | 39.01944 | -76.695 |
| Cromwell Farms | Anne Arundel | 39.17778 | -76.64611 |
| Cromwell Fields Shopping Center | Anne Arundel | 39.17361 | -76.63333 |
| Croom Station | Prince George's | 38.77778 | -76.76833 |
| Cross Keys Tavern (historical) | Cecil | ||
| Cross Manor | St. Mary's | 38.16111 | -76.42361 |
| Cross Mill (historical) | Washington | 39.55139 | -77.76333 |
| Cross Roads Industrial Center | Baltimore (city) | 39.27306 | -76.65889 |
| Cross Roads Station Shopping Center | Harford | 39.54389 | -76.47306 |
| Cross Street Market | Baltimore (city) | 39.27667 | -76.61333 |
| Crossroads Shopping Center | Cecil | 39.59833 | -75.82389 |
| Crossroads Square Shopping Center | Carroll | 39.56333 | -76.97444 |
| Crothers Store (historical) | Cecil | ||
| Crown Pointe Corporate Center | Montgomery | 39.16139 | -77.22694 |
| Crum Farm | Frederick | 39.4625 | -77.41111 |
| Crystal Fountain Farms | Frederick | 39.70028 | -77.35583 |
| Crystal Spring Farm | Harford | 39.53111 | -76.48472 |
| Cumberland Country Club | Allegany | 39.66028 | -78.72806 |
| Cumberland Fair Grounds | Allegany | 39.60806 | -78.79833 |
| Cumberland Shopping Center | Allegany | 39.65306 | -78.76139 |
| Cummings Tavern (historical) | Cecil | ||
| Curtis Bay General Services Administration Depot | Anne Arundel | 39.19722 | -76.58889 |
| Curtis Bay Junction | Baltimore (city) | 39.26056 | -76.65194 |
| Curtis Business Center | Anne Arundel | 39.20278 | -76.59583 |
| Curtis Creek Furnace (historical) | Anne Arundel | 39.18111 | -76.60833 |
| Curtise's Neck | Baltimore (city) | 39.22639 | -76.5875 |
| Cushwa Fish Hatchery (historical) | Washington | 39.70778 | -77.86361 |
| Cushwa Mill | Washington | 39.70778 | -77.88778 |
| Cuthberts Fortune (historical) | St. Mary's | 38.36861 | -76.58889 |
| Damascus Shopping Center | Montgomery | 39.28944 | -77.20278 |
| Danac Technical Industrial Park | Montgomery | 39.11389 | -77.18472 |
| Danville Square Shopping Center | Baltimore | 39.2775 | -76.50333 |
| Dargan Bend Picnic Area | Washington | 39.36389 | -77.74111 |
| Dasher Green Village Shopping Center | Howard | 39.19278 | -76.84083 |
| Davis Industrial Park | Howard | 39.11 | -76.83472 |
| Davis-Christy Mill (historical) | Cecil | ||
| De La Brooke | St. Mary's | 38.44028 | -76.64889 |
| Deep Creek Ski Lift | Garrett | 39.47639 | -79.35417 |
| Deep Falls (historical) | St. Mary's | 38.35194 | -76.75417 |
| Deep Run Boy Scout Camp | Carroll | 39.68306 | -76.98222 |
| Deer Park Plaza Shopping Center | Baltimore | 39.38306 | -76.82528 |
| Delaplane Mill (historical) | Frederick | 39.59917 | -77.26833 |
| Demar Road Industrial Park | Charles | 38.58556 | -76.93722 |
| Denton Plaza Shopping Center | Caroline | 38.87417 | -75.82639 |
| Depford | St. Mary's | 38.30361 | -76.50833 |
| Derwood Industrial Park | Montgomery | 39.10417 | -77.15278 |
| DeSoto Road Business Park | Baltimore (city) | 39.27167 | -76.66583 |
| Devils Alley Campground | Allegany | 39.60694 | -78.43028 |
| Diamond Ridge Golf Course | Baltimore | 39.32944 | -76.77389 |
| Diamond Square Shopping Center | Montgomery | 39.14361 | -77.22 |
| Dicovery Industrial Park | Montgomery | 39.08889 | -77.20028 |
| Diehls Cross Roads | Kent | 39.26028 | -76.16583 |
| Discovery Plaza Shopping Center | Frederick | 39.46472 | -77.36417 |
| Doans Landing | Caroline | 38.85583 | -75.92222 |
| Dobbin Center Shopping Center | Howard | 39.19583 | -76.81833 |
| Dockside Yacht Club | Cecil | 39.52667 | -75.80861 |
| Doctor William B Holton Conservation Farm | Montgomery | 39.09444 | -77.43278 |
| Doderer Mill (historical) | Carroll | 39.68056 | -77.05639 |
| Dodge Park Shopping Center | Prince George's | 38.92861 | -76.88139 |
| Dogwood Lodge | Queen Anne's | 39.24361 | -75.90139 |
| Dorsey Business Center | Howard | 39.18361 | -76.75278 |
| Double Mills (historical) | Wicomico | ||
| Doughoregan Manor | Howard | 39.27639 | -76.89333 |
| Dovenbergers Mill (historical) | Washington | 39.49417 | -77.76361 |
| Dover Brook Golf Club | Baltimore | 39.46278 | -76.74417 |
| Downes Landing | Caroline | 38.8225 | -75.87861 |
| Drakes Mill (historical) | Kent | 39.37222 | -75.80417 |
| Drawbridge | Dorchester | 38.44139 | -75.90111 |
| Dream Landing Farm | Talbot | 38.65444 | -76.105 |
| Drexell Landing | Worcester | 38.14639 | -75.45056 |
| Drivers Crossroads | Caroline | 38.92917 | -75.76667 |
| Drivers Mill (historical) | Caroline | ||
| Drum Point Lighthouse | Calvert | 38.31889 | -76.42111 |
| Ducks Neck Campground | Queen Anne's | 39.2375 | -75.97528 |
| Dudrow Industrial Park | Frederick | 39.35194 | -77.41583 |
| Duffey Mill (historical) | Worcester | ||
| Dug Hill Rod and Gun Club | Carroll | 39.68472 | -76.94139 |
| Dukes Wharf | Calvert | 38.46778 | -76.6425 |
| Dulaney Plaza Shopping Center | Baltimore | 39.405 | -76.60306 |
| Dundalk Marine Terminal | Baltimore (city) | 39.24583 | -76.53333 |
| Dunkirk Market Place Shopping Center | Calvert | 38.71944 | -76.66 |
| Durburow Mill | Washington | 39.68833 | -77.59167 |
| Dwight D Eisenhower Golf Course | Anne Arundel | 39.01333 | -76.58611 |
| Dyson Bridge | Charles | 38.45528 | -76.87306 |
| Eagle Hall | Dorchester | 38.42917 | -75.96361 |
| Early Industrial Park | Washington | 39.57222 | -77.725 |
| East Business and Industrial Park | Baltimore | 39.35889 | -76.43472 |
| East Park Plaza Shopping Center | Anne Arundel | 39.13194 | -76.63917 |
| East Providence Landing | Caroline | 38.76806 | -75.97194 |
| Eastern Correctional Camp | Queen Anne's | 39.11389 | -75.98611 |
| Eastern Correctional Institution | Somerset | 38.145 | -75.7075 |
| Eastern Pre-Release Unit | Queen Anne's | 39.11444 | -75.98583 |
| Eastern Shore Outlets Shopping Center | Queen Anne's | 38.97278 | -76.25667 |
| Eastgate Industrial Center | Prince George's | 38.93306 | -76.95639 |
| Eastgate Shopping Center | Frederick | 39.4075 | -77.39 |
| Easton Business Center | Talbot | 38.7875 | -76.08056 |
| Easton Plaza Shopping Center | Talbot | 38.78167 | -76.07778 |
| Eastover Shopping Center | Prince George's | 38.81806 | -77.00278 |
| Eastpoint Mall Shopping Center | Baltimore | 39.29333 | -76.51028 |
| Eastport Shopping Center | Anne Arundel | 38.96472 | -76.48889 |
| Eberseld Mill (historical) | Carroll | 39.71028 | -76.79528 |
| Edgemont Station (historical) | Frederick | 39.42222 | -77.49833 |
| Edgewater Village Shopping Center | Harford | 39.43389 | -76.3175 |
| Edgewood Plaza Shopping Center | Harford | 39.42778 | -76.29944 |
| Edgewood Proving Ground | Harford | 39.38139 | -76.30306 |
| Edgewood Square Shopping Center | Harford | 39.425 | -76.29694 |
| Edmondson Village Shopping Center | Baltimore (city) | 39.29417 | -76.6925 |
| Egenton Home | Baltimore (city) | 39.36417 | -76.64611 |
| Eicholz Mill (historical) | Frederick | 39.59361 | -77.39694 |
| Eldersburg Business Center | Carroll | 39.41306 | -76.94472 |
| Eldersburg Plaza Shopping Center | Carroll | 39.4025 | -76.94444 |
| Elizabeth Hill | St. Mary's | 38.25056 | -76.50694 |
| Elk Forge (historical) | Cecil | ||
| Elk Towne Center Shopping Center | Cecil | 39.59861 | -75.82028 |
| Elkridge Hunt Club | Baltimore | 39.37417 | -76.62972 |
| Elkridge Industrial Park | Howard | 39.19806 | -76.73833 |
| Elkridge-Harford Hunt Club | Harford | 39.57583 | -76.51361 |
| Elks Golf Course | Wicomico | 38.35861 | -75.58611 |
| Elkton Striped Bass Hatchery | Cecil | 39.60972 | -75.81222 |
| Ellenborough | St. Mary's | 38.30472 | -76.61778 |
| Ellendale Campground | Kent | 39.0925 | -76.23056 |
| Ellicott Center Industrial Park | Howard | 39.27889 | -76.81111 |
| Elm Springs Farm | Frederick | 39.40194 | -77.53111 |
| Elvaton Station (historical) | Anne Arundel | 39.12083 | -76.58889 |
| Emmorton Business Park | Harford | 39.45278 | -76.31194 |
| Emory Church | Harford | 39.65139 | -76.33583 |
| Emory Landing | Queen Anne's | 39.08417 | -76.1275 |
| Enfield | St. Mary's | 38.24028 | -76.76417 |
| Englar Business Park | Carroll | 39.585 | -76.98472 |
| Engleside Farm | Frederick | 39.35528 | -77.22917 |
| Ennalls Wharf | Dorchester | 38.60556 | -75.825 |
| Enterprise Golf Course | Prince George's | 38.93028 | -76.81528 |
| Enterprise Shopping Center | Prince George's | 38.96417 | -76.84472 |
| Environmental Center | Dorchester | 38.59361 | -76.13194 |
| Erdman Shopping Center | Baltimore (city) | 39.31389 | -76.57 |
| Esperanza Shopping Center | St. Mary's | 38.29056 | -76.48639 |
| Essex Marina | Baltimore | 39.30972 | -76.4325 |
| Everedy Square Shopping Center | Frederick | 39.41472 | -77.405 |
| Evergreen Square Shopping Center | Frederick | 39.39361 | -77.41028 |
| Evermar Farms | Harford | 39.52139 | -76.29306 |
| Executive Business Park | Baltimore | 39.28333 | -76.73194 |
| Expressway Shopping Center | Anne Arundel | 39.19278 | -76.61111 |
| Fair Hill Race Track | Cecil | 39.7 | -75.86361 |
| Fair Play Mill (historical) | Washington | 39.53833 | -77.76139 |
| Fair Promise Stock Farm | Kent | 39.36639 | -76.08472 |
| Fairland Farms (historical) | Montgomery | 39.0875 | -76.96111 |
| Fairview Plantation (historical) | Prince George's | 38.95167 | -76.78417 |
| Falcon Gun Club | Howard | 39.19278 | -76.78833 |
| Falls Road Golf Course | Montgomery | 39.03472 | -77.20056 |
| Fallstaff Shopping Center | Baltimore (city) | 39.35944 | -76.70917 |
| Fallston Mall Shopping Center | Harford | 39.49222 | -76.39111 |
| Farlow Mill (historical) | Worcester | ||
| Farmington Landing | Prince George's | 38.69444 | -77.01417 |
| Federal Plaza Shopping Center | Montgomery | 39.05722 | -77.12222 |
| Federalsburg Industrial Park | Caroline | 38.6875 | -75.75833 |
| Federalsburg Marina | Caroline | 38.68806 | -75.77139 |
| Felicity (historical) | St. Mary's | 38.37917 | -76.84028 |
| Fenwick Free | St. Mary's | 38.15556 | -76.42028 |
| Ferry Hill Plantation | Washington | 39.43833 | -77.79861 |
| Ferry Landing | Calvert | 38.70472 | -76.695 |
| Festival At Bel Air Shopping Center | Harford | 39.495 | -76.32667 |
| Festival at Frederick Shopping Center | Frederick | 39.40556 | -77.43028 |
| Festival at Riva Shopping Center | Anne Arundel | 38.98 | -76.54444 |
| Fiery Siding | Washington | 39.59389 | -77.72417 |
| Fifes Saw Mill (historical) | Harford | 39.68083 | -76.4925 |
| Fifteen Mile Creek Campground | Allegany | 39.62361 | -78.38694 |
| Finksburg Industrial Park | Carroll | 39.4975 | -76.89 |
| Finksburg Plaza Shopping Center | Carroll | 39.49444 | -76.89389 |
| Fish Hall Farm (historical) | Kent | 39.3675 | -76.06111 |
| Fishing Battery Lighthouse | Harford | 39.49444 | -76.08389 |
| Fishing Valley Landing | Kent | 39.34389 | -76.13694 |
| Five Farms Golf Course | Baltimore | 39.445 | -76.65889 |
| Five Points | Wicomico | 38.4 | -75.53389 |
| Five Rivers Farm | Kent | 39.3675 | -76.09944 |
| Flagship Center Shopping Center | Montgomery | 39.05556 | -77.11667 |
| Flemming Mill (historical) | Worcester | 38.16194 | -75.55167 |
| Fog Hall | St. Mary's | 38.25583 | -76.745 |
| Ford Landing | Cecil | 39.47389 | -75.94694 |
| Fords Farm | Harford | 39.41139 | -76.19583 |
| Fords Fishery | Cecil | 39.57722 | -75.95139 |
| Foreman Landing | Queen Anne's | 38.93944 | -76.10417 |
| Forest Glen Metro Station | Montgomery | 39.01556 | -77.04278 |
| Forest Greens Country Club | Harford | 39.45278 | -76.22833 |
| Forest Hill Business Center | Harford | 39.57944 | -76.38611 |
| Forest Hill Industrial Airpark | Harford | 39.58 | -76.37472 |
| Forest Hill Swim Club | Howard | 39.25333 | -76.82806 |
| Forest Park Municipal Golf Course | Baltimore (city) | 39.32278 | -76.69667 |
| Forest Plaza Shopping Center | Anne Arundel | 38.97833 | -76.54306 |
| Forest Wharf | St. Mary's | 38.41333 | -76.6075 |
| Forestville Plaza Shopping Center | Prince George's | 38.845 | -76.87278 |
| Fork Landing | Dorchester | 38.52417 | -75.75667 |
| Forrest Hall | St. Mary's | 38.41528 | -76.71722 |
| Fort Holabird Industrial Park | Baltimore (city) | 39.26917 | -76.53667 |
| Fort Meade Golf Course | Anne Arundel | 39.10444 | -76.75278 |
| Fort Meade Sewage Disposal Plant | Anne Arundel | 39.06 | -76.72778 |
| Fort Point Station (historical) | Queen Anne's | 39.0725 | -76.095 |
| Fort Washington Lighthouse | Prince George's | 38.71222 | -77.03722 |
| Fort Washington Marina | Prince George's | 38.7025 | -77.02528 |
| Fort Washington Shopping Center | Prince George's | 38.74417 | -76.99389 |
| Fortune Parc Industrial Park | Montgomery | 39.05944 | -77.15944 |
| Forty West Shopping Center | Baltimore | 39.28278 | -76.75556 |
| Fosters Neck | St. Mary's | 38.25361 | -76.80444 |
| Fountain Green Plaza Shopping Center | Harford | 39.54417 | -76.32361 |
| Fountain Head Country Club | Washington | 39.67528 | -77.71639 |
| Four Corners | Queen Anne's | 39.25139 | -75.84806 |
| Four Locks Picnic Area | Washington | 39.61472 | -77.94722 |
| Four Locks Ranger Station | Washington | 39.61528 | -77.94944 |
| Fowling Creek Mill (historical) | Caroline | 38.77806 | -75.87278 |
| Fox Chapel Shopping Center | Montgomery | 39.17833 | -77.2375 |
| Fox Harbor | St. Mary's | 38.11944 | -76.39444 |
| Fox Hill Farm | Baltimore | 39.59722 | -76.59361 |
| Fox Hill Level | Worcester | 38.11889 | -75.18917 |
| Fox Hill Recreation Center | Prince George's | 38.96028 | -76.74667 |
| Fox Hole Landing | Kent | 39.37389 | -75.82972 |
| Fox Run Shopping Center | Calvert | 38.55417 | -76.59556 |
| Foxville Ranger Station | Frederick | 39.64722 | -77.49556 |
| Francis Scott Key Mall Shopping Center | Frederick | 39.3825 | -77.40611 |
| Frankford Gardens Shopping Center | Baltimore (city) | 39.32444 | -76.54028 |
| Frankford Plaza Shopping Center | Baltimore (city) | 39.31444 | -76.54278 |
| Franklin Office Industrial Park | Montgomery | 39.11194 | -77.15806 |
| Frederick City Golf Course | Frederick | 39.43056 | -77.37444 |
| Frederick County Square Shopping Center | Frederick | 39.41833 | -77.44167 |
| Frederick Filtration Plant | Frederick | 39.41028 | -77.35083 |
| Frederick Industrial Center | Frederick | 39.39083 | -77.4125 |
| Frederick Pony Club | Frederick | 39.35972 | -77.32472 |
| Frederick Shoppers World Shopping Center | Frederick | 39.41944 | -77.44861 |
| Frederick Shopping Center | Frederick | 39.43194 | -77.41806 |
| Frederick Towne Mall Shopping Center | Frederick | 39.42083 | -77.45722 |
| Free State Mall Shopping Center | Prince George's | 38.98111 | -76.73556 |
| Freedom Shopping Center | Baltimore (city) | 39.30944 | -76.5625 |
| Frenchs Fishery | Cecil | 39.59194 | -75.95889 |
| Frey Landing | Harford | 39.44083 | -76.26444 |
| Friendly Hall | St. Mary's | 38.23361 | -76.75417 |
| Friendship Heights Subway Station | Montgomery | 38.96083 | -77.08639 |
| Friendship Landing | Charles | 38.45389 | -77.15083 |
| Frostburg Industrial Park | Allegany | 39.64611 | -78.90833 |
| Frostburg Plaza Shopping Center | Allegany | 39.64917 | -78.91194 |
| Frostburg Pumping Station | Garrett | 39.67278 | -78.96861 |
| Frostburg Shopping Village Shopping Center | Allegany | 39.65806 | -78.92861 |
| Frostburg Water Treatment Plant | Allegany | 39.67083 | -78.94028 |
| Frosted Pumpkin Farms | Carroll | 39.69389 | -77.1125 |
| Fues Mill (historical) | Carroll | 39.61333 | -77.18806 |
| Fullerton Plaza Shopping Center | Baltimore | 39.37361 | -76.50889 |
| Fulmers Station (historical) | Frederick | 39.41389 | -77.47056 |
| Fulton Flax Mill (historical) | Cecil | ||
| Gaithersburg Public Works | Montgomery | 39.14028 | -77.23333 |
| Gaithersburg Square Shopping Center | Montgomery | 39.14806 | -77.20972 |
| Gales Wharf | Kent | 39.29528 | -76.17028 |
| Gallant Green | Charles | 38.59389 | -76.79306 |
| Gambrills Athletic Club | Anne Arundel | 39.05556 | -76.6625 |
| Gambrills Mill (historical) | Frederick | 39.36861 | -77.3875 |
| Ganey Wharf | Caroline | 38.80444 | -75.91 |
| Gapview Farm | Frederick | 39.32722 | -77.54028 |
| Gardenville Swim Club | Baltimore (city) | 39.33361 | -76.53806 |
| Garnkirk Farms | Montgomery | 39.23306 | -77.27056 |
| Garret Cove Fishery | Cecil | 39.53389 | -75.96389 |
| Garrison Forest Plaza Shopping Center | Baltimore | 39.41861 | -76.77722 |
| Gateway 270 Business Center | Montgomery | 39.23139 | -77.27861 |
| Geneva Farms Golf Course | Harford | 39.65694 | -76.39583 |
| Georges Wharf (historical) | Cecil | 39.45444 | -75.85222 |
| Georgetown Square Shopping Center | Montgomery | 39.02556 | -77.12778 |
| Germans Mill (historical) | Carroll | 39.65139 | -76.98333 |
| Germantown Commons Shopping Center | Montgomery | 39.18 | -77.27111 |
| Germantown Golf Course | Montgomery | 39.19611 | -77.26889 |
| Germantown Square Shopping Center | Montgomery | 39.17083 | -77.26139 |
| Germantown Technical Center | Montgomery | 39.18583 | -77.25278 |
| Gibson Island Golf Course | Anne Arundel | 39.07944 | -76.43472 |
| Gibson Island Yacht Club | Anne Arundel | 39.08667 | -76.425 |
| Glade Valley Golf Course | Frederick | 39.52444 | -77.32917 |
| Glen Burnie Industrial Park | Anne Arundel | 39.17694 | -76.62694 |
| Glen Burnie Mall Shopping Center | Anne Arundel | 39.19111 | -76.61111 |
| Glen Burnie Plaza Shopping Center | Anne Arundel | 39.16972 | -76.61806 |
| Glen Falls Station (historical) | Baltimore | 39.49417 | -76.86833 |
| Glen Mary | St. Mary's | 38.21556 | -76.46028 |
| Glenmont Metro Station | Montgomery | 39.06222 | -77.05333 |
| Glenn Dale Golf Club | Prince George's | 38.98417 | -76.8025 |
| Glenwood Country Club | Howard | 39.29444 | -76.95972 |
| Goddard Space Flight Center | Prince George's | 38.99222 | -76.85278 |
| Gold Coast Mall Shopping Center | Worcester | 38.42028 | -75.05861 |
| Golden Mile Market Place Shopping Center | Frederick | 39.41778 | -77.45639 |
| Golden Ring Mall Shopping Center | Baltimore | 39.33556 | -76.48861 |
| Golden Triangle Golf Course | Anne Arundel | 39.025 | -76.67917 |
| Golden Triangle Shopping Center | Howard | 39.27722 | -76.81806 |
| Goose Bay Marina | Charles | 38.45389 | -77.05111 |
| Gorman Shopping Center | Prince George's | 39.09639 | -76.84833 |
| Gorsuch Station (historical) | Carroll | 39.575 | -76.95917 |
| Goshen Crossing Shopping Center | Montgomery | 39.18556 | -77.18833 |
| Governor Century Plaza Shopping Center | Howard | 39.21417 | -76.87083 |
| Governor Plaza Shopping Center | Anne Arundel | 39.195 | -76.61056 |
| Governors Choice Industrial Park | Frederick | 39.45583 | -77.40417 |
| Governors Yacht Club | Baltimore (city) | 39.28222 | -76.60972 |
| Graces Quarters | Baltimore | 39.34917 | -76.33944 |
| Grand Valley Farms | Carroll | 39.71111 | -76.97444 |
| Grand York Shopping Center | Baltimore | 39.43139 | -76.62194 |
| Grande View Farms | Harford | 39.6875 | -76.35139 |
| Grantsville Shopping Center | Garrett | 39.69472 | -79.16 |
| Grason Landing | St. Mary's | 38.16139 | -76.42667 |
| Gratitude Yacht Harbor | Kent | 39.1425 | -76.26139 |
| Grave Run Mills (historical) | Baltimore | 39.65472 | -76.80278 |
| Great Eastern Plaza Shopping Center | Prince George's | 38.85139 | -76.89722 |
| Great Oak Club and Golf Course | Kent | 39.26583 | -76.2 |
| Great Oak Resort and Yacht Basin | Kent | 39.26444 | -76.20389 |
| Great Shoals Light | Somerset | 38.21417 | -75.87972 |
| Greater Carroll Industrial Park | Carroll | 39.35861 | -77.02639 |
| Greater Harford Industrial Park | Harford | 39.41389 | -76.31111 |
| Greater Laurel Professional Park | Prince George's | 39.08278 | -76.87889 |
| Green Bank Fishery | Cecil | 39.56139 | -75.99889 |
| Green Field | Harford | 39.62528 | -76.27028 |
| Green Point Farm (historical) | Kent | 39.28694 | -76.16361 |
| Green Point Wharf | Kent | 39.28222 | -76.16778 |
| Green Spring Golf Course | Baltimore | 39.40944 | -76.75111 |
| Green Spring Valley Country Club | Baltimore | 39.40972 | -76.75278 |
| Green Spring Valley Hunt Club | Baltimore | 39.4025 | -76.755 |
| Green Springs | St. Mary's | 38.33083 | -76.81361 |
| Greenbelt Metro Station | Prince George's | 39.01139 | -76.91194 |
| Greenbrier | St. Mary's | 38.31722 | -76.64444 |
| Greenbury Point Shoal Light | Anne Arundel | 38.96806 | -76.45361 |
| Greenwood Farm | Howard | 39.15972 | -76.96944 |
| Grier Nursery Farms | Harford | 39.64306 | -76.38333 |
| Grinders Wharf | Charles | 38.56417 | -77.18333 |
| Grosvenor Metro Station | Montgomery | 39.02556 | -77.10333 |
| Grove Point Fishery (historical) | Cecil | 39.38583 | -76.03333 |
| Grove Point Girl Scout Camp | Cecil | 39.39167 | -76.03333 |
| Grove Wharf (historical) | Kent | 39.16278 | -76.18 |
| Guilford Industrial Center | Howard | 39.17361 | -76.83889 |
| Gunpowder Meetinghouse | Baltimore | 39.53583 | -76.67194 |
| Gunpowder Rifle Range | Baltimore | 39.43194 | -76.50694 |
| Gunpowder Road Golf Course | Montgomery | 39.08722 | -76.92222 |
| Gunpowder Youth Camps | Baltimore | 39.59944 | -76.63806 |
| Habre De Venture | Charles | 38.53278 | -77.03556 |
| Hackett Corners | Queen Anne's | 39.22639 | -75.87 |
| Hagerstown Industrial Park | Washington | 39.62556 | -77.70889 |
| Hagerstown Raceway | Washington | 39.66028 | -77.84417 |
| Hahns Mill (historical) | Carroll | 39.59917 | -77.08528 |
| Halethorp Station (historical) | Baltimore | 39.23056 | -76.68222 |
| Halfheads Folly | St. Mary's | 38.25861 | -76.4 |
| Hamilton Park Shopping Center | Baltimore (city) | 39.3675 | -76.56667 |
| Hamilton Run Shopping Center | Washington | 39.6375 | -77.71222 |
| Hammonds North Industrial Park | Anne Arundel | 39.22611 | -76.66472 |
| Hammonds South Industrial Park | Anne Arundel | 39.21889 | -76.66306 |
| Hampstead North Business Center | Carroll | 39.63778 | -76.86528 |
| Hance Point Fishery | Cecil | 39.56083 | -75.96944 |
| Handys Landing | Wicomico | 38.35472 | -75.61972 |
| Happy Valley Campground | Cecil | 39.59361 | -76.08306 |
| Harbourtown Country Club | Talbot | 38.81361 | -76.23194 |
| Harcums Wharf | Wicomico | 38.32556 | -75.73472 |
| Hardcastles Mill (historical) | Caroline | ||
| Hardees Industrial Park | Harford | 39.49333 | -76.19861 |
| Harewood Station | Baltimore | 39.37194 | -76.35889 |
| Harford Boat Club | Harford | 39.4475 | -76.26278 |
| Harford Mall Business Center | Harford | 39.52806 | -76.35972 |
| Harford Mall Shopping Center | Harford | 39.52556 | -76.35833 |
| Harford Manor Farms | Harford | 39.66 | -76.50556 |
| Harlan-Wilson Mill (historical) | Cecil | ||
| Harpers Corners | St. Mary's | 38.41944 | -76.71667 |
| Harpers Ferry Farm | Washington | 39.33889 | -77.69306 |
| Harris Lot | Charles | 38.32861 | -76.91361 |
| Harris Wharf | Kent | 39.36361 | -76.11444 |
| Harris Wharf (historical) | Kent | 39.0925 | -76.20889 |
| Harry Diamond Laboratories | Charles | 38.41444 | -77.09694 |
| Hartges Boatyard | Anne Arundel | 38.83722 | -76.54389 |
| Hartges Wharf | Anne Arundel | 38.84639 | -76.52833 |
| Harundale Mall Shopping Center | Anne Arundel | 39.15167 | -76.61583 |
| Harwood Industrial Park | Howard | 39.19667 | -76.73056 |
| Hash Farm | Carroll | 39.67611 | -76.94861 |
| Hatchs Thicket | St. Mary's | 38.25556 | -76.76111 |
| Havre de Grace Marina | Harford | 39.55528 | -76.09222 |
| Havre de Grace Plaza Shopping Center | Harford | 39.545 | -76.10639 |
| Hawkins Point Pier | Baltimore (city) | 39.21278 | -76.54139 |
| Hawthorne Country Club | Charles | 38.54222 | -77.01056 |
| Hawthorne Plaza Shopping Center | Baltimore | 39.32722 | -76.44056 |
| Hawthorne Shopping Center | Charles | 38.54028 | -76.985 |
| Haywire Farm | Montgomery | 39.07806 | -77.28917 |
| Head of the Creek | Wicomico | 38.32139 | -75.79639 |
| Heathcote Mill (historical) | Baltimore | 39.70833 | -76.66722 |
| Hechinger Plaza Shopping Center | Prince George's | 38.98361 | -76.98222 |
| Hells Crossing | Talbot | 38.78667 | -76.22361 |
| Hendersons Wharf | Baltimore (city) | 39.28056 | -76.58944 |
| Hendricks Farm | Baltimore | 39.65889 | -76.70306 |
| Henson Creek Golf Course | Prince George's | 38.78861 | -76.98167 |
| Henson Landing | Charles | 38.47361 | -77.04306 |
| Hereford Shopping Center | Baltimore | 39.59167 | -76.67028 |
| Heritage Center Shopping Center | Charles | 38.61667 | -76.89167 |
| Heritage Harbour Country Club | Anne Arundel | 38.98028 | -76.58611 |
| Heritage Office Complex | Anne Arundel | 38.975 | -76.56139 |
| Hernwood Sanitary Landfill | Baltimore | 39.35639 | -76.86528 |
| Herring Bay View | Anne Arundel | 38.75917 | -76.56028 |
| Herring Creek | St. Mary's | 38.19111 | -76.53694 |
| Hicks Mill (historical) | Prince George's | 39.03306 | -76.75361 |
| Hidden Valley Girls Camp | Harford | 39.67889 | -76.48583 |
| Higgins Mill (historical) | Dorchester | 38.51806 | -75.96472 |
| Highland Farm | Caroline | 39.0175 | -75.85361 |
| Highland Mill (historical) | Frederick | 39.56944 | -77.39194 |
| Highlands Corporate Office Park | Baltimore | 39.525 | -76.64833 |
| Highlys Beach | Talbot | 38.59028 | -76.04389 |
| Highview-on-the-Bay | Anne Arundel | 38.76972 | -76.56583 |
| Higman Mill (historical) | Kent | 39.25667 | -75.83889 |
| Hill Top Plaza Shopping Center | Prince George's | 38.98278 | -76.73028 |
| Hillandale Shopping Center | Montgomery | 39.02083 | -76.975 |
| Hillcrest Center Shopping Center | Frederick | 39.41528 | -77.44556 |
| Hillcroft Executive Park | Howard | 39.1975 | -76.85278 |
| Hillen Station | Baltimore (city) | 39.29528 | -76.60833 |
| Hillendale Country Club | Baltimore | 39.49778 | -76.55056 |
| Hillendale Golf Course | Baltimore | 39.50083 | -76.55611 |
| Hillendale Golf Course (historical) | Baltimore | 39.37889 | -76.57694 |
| Hillendale Shopping Center | Baltimore | 39.38333 | -76.57639 |
| Hills Plaza Shopping Center | Allegany | 39.63139 | -78.75056 |
| Hillsdale Park and Golf Course | Baltimore (city) | 39.32278 | -76.70417 |
| Hilltop Shopping Center | Baltimore (city) | 39.34722 | -76.68889 |
| Hobbits Glen Golf Course | Howard | 39.22583 | -76.90194 |
| Hobo Jungle (historical) | Frederick | 39.32472 | -77.66417 |
| Hog Creek Mill (historical) | Caroline | ||
| Hog Island Landing | Caroline | 38.73472 | -75.99583 |
| Hog Neck Park Golf Course | Talbot | 38.82917 | -76.07083 |
| Holiness Camp | Caroline | 38.88972 | -75.81222 |
| Holland Cliff | Calvert | 38.60806 | -76.66778 |
| Holland Island Bar Lighthouse | Dorchester | 38.06833 | -76.09583 |
| Hollinswood Shopping Center | Baltimore (city) | 39.25028 | -76.64444 |
| Hollofield Tower | Howard | 39.295 | -76.79667 |
| Holly Hills Country Club | Frederick | 39.38528 | -77.3125 |
| Holy Cross Camp | Garrett | 39.47972 | -79.29722 |
| Homeland Shopping Center | Baltimore (city) | 39.35611 | -76.61083 |
| Honga River Light | Dorchester | 38.23194 | -76.11139 |
| Hood Mill (historical) | Baltimore | 39.31472 | -76.79333 |
| Hooks Lane Executive Park | Baltimore | 39.38694 | -76.73361 |
| Hooper Island Lighthouse | Dorchester | 38.25611 | -76.25028 |
| Hooper Island Pier (historical) | Dorchester | 38.26194 | -76.175 |
| Hooper Strait Light | Carroll | 38.22611 | -76.075 |
| Hopewell | St. Mary's | 38.31472 | -76.48194 |
| Hopkins Applied Physics Lab | Howard | 39.16417 | -76.89861 |
| Hopkins Place Shopping Center | Anne Arundel | 39.02806 | -76.68556 |
| Horse Range (historical) | St. Mary's | 38.4725 | -76.75278 |
| Horseshoe Bend Campground | Washington | 39.48639 | -77.77667 |
| Howard County Executive Center | Howard | 39.28083 | -76.81611 |
| Howard County Government Complex | Howard | 39.27556 | -76.80722 |
| Howard County Service Center | Howard | 39.31806 | -77.00667 |
| Howard Wharf (historical) | St. Mary's | 38.27056 | -76.70944 |
| Howleys Manor | St. Mary's | 38.12806 | -76.34472 |
| Hubbards Cross Roads | Caroline | 38.79722 | -75.79583 |
| Hughesville Industrial Park | Charles | 38.53333 | -76.77361 |
| Hughletts Landing | Talbot | 38.61056 | -75.98806 |
| Hunt Valley Inn Golf Course | Baltimore | 39.50917 | -76.61028 |
| Hunt Valley Mall Shopping Center | Baltimore | 39.49833 | -76.65583 |
| Hunt Valley Trade Center Shopping Center | Baltimore | 39.49306 | -76.64694 |
| Hunter Professional Center | Carroll | 39.54917 | -76.99222 |
| Hurts Wharf | Dorchester | 38.56194 | -75.70583 |
| Hyatt Park Industrial Park | Frederick | 39.29028 | -77.31528 |
| Hyattstown Mill (historical) | Montgomery | 39.27944 | -77.31222 |
| Inclsey Manor | St. Mary's | 38.25278 | -76.49583 |
| Indian Cabin Fishery | Cecil | 39.45139 | -76.00028 |
| Indian Head Shopping Center | Charles | 38.6 | -77.15361 |
| Indian Landing | Anne Arundel | 39.07944 | -76.60972 |
| Indian Queen Tavern (historical) | Cecil | ||
| Indian Spring Country Club | Montgomery | 39.07972 | -77.03611 |
| Indian Spring Golf Club (historical) | Montgomery | 39.01722 | -77.01222 |
| Indian Springs Station (historical) | Frederick | 39.46528 | -77.45694 |
| Indian Town Landing | Frederick | 39.27278 | -77.54056 |
| Indigo Neck Campground | Allegany | 39.62722 | -78.36111 |
| Industrial Centre East | Frederick | 39.39944 | -77.38611 |
| Ingleside Recreation Area | Kent | 39.045 | -76.23444 |
| Ingleside Shopping Center | Baltimore | 39.28972 | -76.73 |
| Intercoastal Industrial Center | Frederick | 39.37583 | -77.27917 |
| International Mall Shopping Center | Prince George's | 38.98556 | -76.98472 |
| Interstate Industrial Park | Washington | 39.59722 | -77.80444 |
| Inwood Shopping Center | Baltimore | 39.30417 | -76.76583 |
| Iron Mountain Campground | Allegany | 39.58722 | -78.73306 |
| Ironshire Station | Worcester | 38.28972 | -75.25556 |
| Island Plaza Shopping Center | Prince George's | 39.03278 | -76.915 |
| Issue | Charles | 38.29167 | -76.87972 |
| Iverson Mall Shopping Center | Prince George's | 38.83861 | -76.94889 |
| Ja-Mar | Caroline | 38.96417 | -75.89028 |
| Jackson Wharf | Baltimore (city) | 39.27972 | -76.59556 |
| Jamesway Shopping Center | Harford | 39.52 | -76.18972 |
| Jamison Yard | Washington | 39.6375 | -77.75528 |
| Janes Island Light | Somerset | 37.96306 | -75.91833 |
| Jarrettsville Plaza Shopping Center | Harford | 39.60556 | -76.4775 |
| Java Farms | Anne Arundel | 38.88806 | -76.55472 |
| Joan Lou Farms | Carroll | 39.65333 | -77.11944 |
| Johnny Landing | St. Mary's | 38.16583 | -76.47667 |
| Johnsons Woolen Mill (historical) | Cecil | ||
| Jolly Acres Summer Camp | Harford | 39.67833 | -76.5475 |
| Jones | Worcester | 38.36528 | -75.20056 |
| Jones Corner | Caroline | 38.77917 | -75.81556 |
| Jones Hole | Queen Anne's | 38.92167 | -76.31833 |
| Jones Landing | Queen Anne's | 39.25917 | -75.85444 |
| Joppa Corners Shopping Center | Baltimore | 39.39778 | -76.48611 |
| Joppatowne Plaza Shopping Center | Harford | 39.42083 | -76.37194 |
| Jordan Landing | Queen Anne's | 39.1325 | -76.05194 |
| Joseph Square Shopping Center | Howard | 39.22194 | -76.88972 |
| Joyces Marina | Anne Arundel | 39.04528 | -76.57083 |
| Jubilee Farm | St. Mary's | 38.20722 | -76.57361 |
| Jumpers Junction Mall Shopping Center | Anne Arundel | 39.12639 | -76.59278 |
| Junction Industrial Park | Howard | 39.12444 | -76.80194 |
| Kalmia Farms | Howard | 39.22361 | -77.01583 |
| Katcef Industrial Park | Anne Arundel | 38.98528 | -76.56417 |
| Keeler Glade | Garrett | 39.62944 | -79.47806 |
| Kelly Mill (historical) | Worcester | ||
| Kemp Mill Shopping Center | Montgomery | 39.04111 | -77.03167 |
| Kenilworth Mall Shopping Center | Baltimore | 39.41194 | -76.61556 |
| Kenley Village Shopping Center | Washington | 39.62139 | -77.7125 |
| Kenmore Paper Mill (historical) | Cecil | ||
| Kennedy Mill (historical) | Cecil | 39.37806 | -75.80222 |
| Kent Agricultural Center | Kent | 39.21333 | -76.23194 |
| Kent County Farm (historical) | Kent | 39.20583 | -76.11944 |
| Kent Island Shopping Center | Queen Anne's | 38.97583 | -76.29667 |
| Kent Plaza Shopping Center | Kent | 39.225 | -76.06889 |
| Kent Towne Market Shopping Center | Queen Anne's | 38.97417 | -76.27972 |
| Kentmorr Marina | Queen Anne's | 38.91444 | -76.36389 |
| Kenwood Country Club | Montgomery | 38.97083 | -77.11167 |
| Kenwood Shopping Center | Baltimore | 39.34194 | -76.50722 |
| Ketterling Shopping Center | Prince George's | 38.89778 | -76.825 |
| Key West Corporation Industrial Center Park | Montgomery | 39.10306 | -77.1925 |
| Key West Research Center Industrial Park | Montgomery | 39.08722 | -77.19639 |
| Keysers Ridge | Garrett | 39.69361 | -79.24833 |
| Kidwiler Farms | Frederick | 39.35306 | -77.37639 |
| Killara Farm | Frederick | 39.34889 | -77.21278 |
| Killiansburg Cave Campground | Washington | 39.45722 | -77.79667 |
| Kilmarnook Industrial Park | Baltimore | 39.43472 | -76.62639 |
| King and Chappells Fishery | Cecil | 39.56778 | -75.95639 |
| King Farm | Montgomery | 39.22194 | -77.24194 |
| Kings Contrivance Village Shopping Center | Howard | 39.17 | -76.86528 |
| Kings Court Shopping Center | Baltimore | 39.35583 | -76.4625 |
| Kings Creek | Somerset | 38.1625 | -75.69 |
| Kings Landing Pier | Calvert | 38.62278 | -76.675 |
| Kingston | St. Mary's | 38.32139 | -76.49306 |
| Kirby Wharf | Talbot | 38.61139 | -76.07028 |
| Kirks Mill (historical) | Cecil | ||
| Kirwans Landing | Queen Anne's | 38.95472 | -76.26972 |
| Kites Mill (historical) | Cecil | ||
| Klej Grange | Worcester | 38.09778 | -75.45472 |
| Knotts Mill | Caroline | 38.88278 | -75.92611 |
| Konterra Business Campus | Prince George's | 39.06111 | -76.88972 |
| Krauss Tavern (historical) | Cecil | ||
| La Plata North Industrial Park | Charles | 38.5525 | -76.98944 |
| La Plata Shopping Center | Charles | 38.52944 | -76.985 |
| Ladew Topiary Gardens | Harford | 39.58444 | -76.51139 |
| Lafayette Market | Baltimore (city) | 39.30306 | -76.63667 |
| Laidlow Ferry | Charles | 38.36111 | -76.98194 |
| Lake Shore Plaza Shopping Center | Anne Arundel | 39.12056 | -76.51528 |
| Lake View Station | Frederick | 39.52611 | -77.41944 |
| Lakeforest Mall Shopping Center | Montgomery | 39.15278 | -77.20611 |
| Lakewood Country Club | Montgomery | 39.08361 | -77.19444 |
| Lambden Mill (historical) | Worcester | ||
| Lambs Knoll Farm | Frederick | 39.43278 | -77.61889 |
| Lancaster Wharf | Charles | 38.27278 | -76.835 |
| Landover Mall Shopping Center | Prince George's | 38.92 | -76.865 |
| Landover Metro Station | Prince George's | 38.93417 | -76.89 |
| Langford Farm | Kent | 39.17639 | -76.13806 |
| Langley Park Shopping Center | Prince George's | 38.98944 | -76.98639 |
| Lanham Shopping Center | Prince George's | 38.95861 | -76.86472 |
| Lansdowne Industrial Park | Baltimore | 39.24778 | -76.64972 |
| Lantz | Frederick | 39.67389 | -77.45472 |
| Laurel Centre Mall Shopping Center | Prince George's | 39.09306 | -76.85889 |
| Laurel Harness Racing Track | Howard | 39.1275 | -76.82361 |
| Laurel Hill Country Club | Baltimore | 39.38306 | -76.85139 |
| Laurel Lakes Shopping Center | Prince George's | 39.08472 | -76.86389 |
| Laurel Pines Country Club | Prince George's | 39.09139 | -76.84333 |
| Laurel Plaza Shopping Center | Prince George's | 39.09639 | -76.83972 |
| Laurel Racetrack | Anne Arundel | 39.10417 | -76.83056 |
| Laurel Shopping Center | Prince George's | 39.09611 | -76.85444 |
| Layhill Shopping Center | Montgomery | 39.09111 | -77.04583 |
| Laytonville Golf Course | Montgomery | 39.18917 | -77.145 |
| Lazaretto Lighthouse | Baltimore (city) | 39.26222 | -76.57167 |
| Learys Mill (historical) | Kent | 39.11528 | -76.22778 |
| Learys Wharf | Kent | 39.11472 | -76.22694 |
| Learys Wharf (historical) | Kent | 39.14 | -76.18361 |
| Lees Mill | Carroll | 39.515 | -77.02417 |
| Lees Wharf | Anne Arundel | 38.94722 | -76.55472 |
| Lehmans Mill | Washington | 39.71167 | -77.67528 |
| Leitch Wharf | Calvert | 38.54333 | -76.66417 |
| Leonardtown Square Shopping Center | St. Mary's | 38.29667 | -76.63611 |
| Leonardtown Wharf | St. Mary's | 38.28583 | -76.63917 |
| Levindale Home | Baltimore (city) | 39.35417 | -76.66528 |
| Lewistown Mill (historical) | Frederick | 39.53556 | -77.415 |
| Lewistown State Fish Hatchery | Frederick | 39.53444 | -77.44417 |
| Lexington Market | Baltimore (city) | 39.29111 | -76.62222 |
| Lexington Street Mall Shopping Center | Baltimore (city) | 39.29194 | -76.61833 |
| Liberty Court Shopping Center | Baltimore | 39.36333 | -76.78 |
| Liberty Plaza Shopping Center | Baltimore | 39.36583 | -76.78222 |
| Libertytown Shopping Center | Frederick | 39.47389 | -77.26972 |
| Linchester Mill | Caroline | 38.70083 | -75.89722 |
| Lindbergh Center Business Park | Montgomery | 39.16556 | -77.13806 |
| Lindsey Mill (historical) | Worcester | ||
| Line Bridge Landing | Harford | 39.71556 | -76.24306 |
| Linganore Mill (historical) | Frederick | 39.40889 | -77.36083 |
| Linwood Childrens Home | Howard | 39.27639 | -76.80111 |
| Little Chester Plaza Shopping Center | Queen Anne's | 38.975 | -76.28611 |
| Little Hackley | St. Mary's | 38.23944 | -76.77306 |
| Little Millpond | Worcester | 38.04222 | -75.46 |
| Little Pool Campground | Washington | 39.68444 | -78.11167 |
| Little Tonoloway Campground | Washington | 39.69778 | -78.18194 |
| Little Tonoloway Picnic Area | Washington | 39.69556 | -78.1875 |
| Livingston Square Shopping Center | Prince George's | 38.75778 | -76.995 |
| Loch Raven Golf Course | Baltimore | 39.44389 | -76.58056 |
| Loch Raven Plaza Shopping Center | Baltimore | 39.38528 | -76.57972 |
| Loch Raven Skeet and Trap Ranges | Baltimore | 39.46056 | -76.555 |
| Loch Ridge Shopping Center | Baltimore | 39.39278 | -76.56278 |
| Lochmanns Plaza Shopping Center | Anne Arundel | 39.07694 | -76.54722 |
| Locust Grove Station | Frederick | 39.51167 | -77.43528 |
| Locust Point Marine Terminal | Baltimore (city) | 39.26722 | -76.59111 |
| Locust Point Yard | Baltimore (city) | 39.2675 | -76.5875 |
| Locust View Farm | Frederick | 39.31472 | -77.35861 |
| Loehmanns Plaza Shopping Center | Montgomery | 39.05222 | -77.10556 |
| Log Inn | Anne Arundel | 39.02861 | -76.40361 |
| Log Schoolhouse Farms | Carroll | 39.66694 | -76.8425 |
| Loner Siding | Washington | 39.68 | -78.21111 |
| Long Creek Farm | Queen Anne's | 38.92056 | -76.34667 |
| Long Green Station | Baltimore | 39.46972 | -76.4925 |
| Long Meadow Shopping Center | Washington | 39.66389 | -77.70278 |
| Long Point Light | Somerset | 38.05667 | -75.80472 |
| Long Reach Shopping Center | Howard | 39.20722 | -76.81667 |
| Longview Golf Course | Baltimore | 39.46444 | -76.61972 |
| Lord Calvert Yacht Club | Calvert | 38.33056 | -76.45556 |
| Lords Cotton Factory (historical) | Cecil | ||
| Lords Fishery | Cecil | 39.52056 | -75.89528 |
| Loretano | St. Mary's | 38.37222 | -76.7875 |
| Lost And Gain | Frederick | 39.52889 | -77.36611 |
| Lot Lane | Dorchester | 38.49722 | -76.05861 |
| Loughridge Mill (historical) | Washington | 39.3275 | -77.6825 |
| Love Point Landing | Queen Anne's | 39.03167 | -76.30139 |
| Love Point Lighthouse | Queen Anne's | 39.05694 | -76.28389 |
| Loveton Business Center | Baltimore | 39.51806 | -76.64722 |
| Lower Five Fathoms Buoy (historical) | Queen Anne's | 39.085 | -76.34139 |
| Lower Susquehanna Ferry (historical) | Cecil | 39.55472 | -76.08306 |
| Lowes Wharf | Talbot | 38.76528 | -76.32889 |
| Lyons Creek Fischers | Anne Arundel | 38.765 | -76.65972 |
| Lyons Creek Wharf | Calvert | 38.74917 | -76.68528 |
| Madison Park Professional Center | Baltimore (city) | 39.31056 | -76.63333 |
| Madonna Landfill | Harford | 39.67667 | -76.48722 |
| Madonna Ranger Station | Harford | 39.61444 | -76.51556 |
| Magothy Marina | Anne Arundel | 39.07194 | -76.5175 |
| Magothy Park Beach | Anne Arundel | 39.1125 | -76.54667 |
| Magothy River Light | Anne Arundel | 39.05528 | -76.43389 |
| Magraw Mill (historical) | Cecil | ||
| Maiden Bower | St. Mary's | 38.27472 | -76.78194 |
| Maier Industrial Park | Howard | 39.12028 | -76.82389 |
| Main Street Shopping Center | Harford | 39.53417 | -76.34806 |
| Manchester Farms | Carroll | 39.64389 | -76.89194 |
| Manidokan Camp | Washington | 39.35972 | -77.73861 |
| Manor Country Club | Montgomery | 39.10194 | -77.08583 |
| Manor Hill Farm | Harford | 39.64083 | -76.545 |
| Manor Visitor Center | Frederick | 39.5875 | -77.43528 |
| Maplecrest Farm | Frederick | 39.33722 | -77.6325 |
| Maplehurst Country Club | Allegany | 39.64167 | -78.91528 |
| Maplesville Farms | Frederick | 39.47833 | -77.2 |
| Marble Quarry Campground | Montgomery | 39.17944 | -77.49306 |
| Market Slip | Anne Arundel | 38.97667 | -76.48611 |
| Marlboro Country Club | Prince George's | 38.82639 | -76.7625 |
| Marlboro Hunt Club | Prince George's | 38.80778 | -76.71167 |
| Marlboro Speedway | Prince George's | 38.80667 | -76.73861 |
| Marlboro Square Shopping Center | Prince George's | 38.81194 | -76.74194 |
| Marlboro Station | Prince George's | 38.82056 | -76.74444 |
| Marley Neck Industrial Park | Anne Arundel | 39.17861 | -76.55 |
| Marley Station (historical) | Anne Arundel | 39.1375 | -76.60417 |
| Marley Station Mall Shopping Center | Anne Arundel | 39.13889 | -76.60417 |
| Marlow Heights Shopping Center | Prince George's | 38.83333 | -76.94444 |
| Marlow Shopping Center | Prince George's | 38.83583 | -76.94278 |
| Marlton Plaza Shopping Center | Prince George's | 38.76 | -76.80722 |
| Marriott Plaza Shopping Center | Baltimore | 39.38111 | -76.82222 |
| Marshall Hall | Charles | 38.6825 | -77.09833 |
| Marshall Mill (historical) | Worcester | ||
| Marshfield Business Park | Baltimore | 39.32778 | -76.48778 |
| Martin Plaza Shopping Center | Baltimore | 39.33472 | -76.4475 |
| Martins Mill (historical) | Frederick | 39.58639 | -77.34194 |
| Mary Palmer Tavern (historical) | Cecil | ||
| Maryland City Plaza Shopping Center | Anne Arundel | 39.09806 | -76.8125 |
| Maryland Correctional Institute For Women | Anne Arundel | 39.13083 | -76.77556 |
| Maryland Correctional Institution-Hagerstown | Washington | 39.55972 | -77.71833 |
| Maryland Correctional Training Center | Washington | 39.56472 | -77.71528 |
| Maryland Country Club | Harford | 39.525 | -76.30556 |
| Maryland House of Correction | Anne Arundel | 39.14306 | -76.77778 |
| Maryland International Raceway | St. Mary's | 38.39722 | -76.84 |
| Maryland Polo Club | Harford | 39.58694 | -76.5075 |
| Maryland Rifle Range (historical) | Anne Arundel | 39.15 | -76.61528 |
| Maryland Sheriffs Boys Ranch | Frederick | 39.33722 | -77.38917 |
| Maryland State Fair Grounds | Baltimore | 39.44444 | -76.63028 |
| Maryland State Game Farm (historical) | Wicomico | 38.38417 | -75.6 |
| Maryland Wholesale Food Center | Howard | 39.16083 | -76.78472 |
| Maryland Yacht Club | Baltimore (city) | 39.25472 | -76.61583 |
| Mason and Dixon Line | Garrett | 39.71972 | -77.20194 |
| Mason Springs | Charles | 38.58417 | -77.11917 |
| Mason-Dixon Dragway | Washington | 39.56444 | -77.64 |
| Masonic Home of Maryland | Baltimore | 39.50028 | -76.66056 |
| Masque Farm | Anne Arundel | 38.96056 | -76.51778 |
| Massom | St. Mary's | 38.23694 | -76.39361 |
| Mattapany Plantation | St. Mary's | 38.27083 | -76.78889 |
| Mattaponi Landing | Worcester | 38.12917 | -75.46778 |
| Matthews Folly | St. Mary's | 38.26306 | -76.49806 |
| Mattie Thompson Farm | Talbot | 38.79028 | -76.03167 |
| Mattinglys Wharf (historical) | Charles | 38.59 | -77.16111 |
| Mayfield Industrial Park | Anne Arundel | 39.09722 | -76.70139 |
| McCarty Wharf | Caroline | 38.77861 | -75.94667 |
| McClellans Lookout | Washington | 39.45306 | -77.70056 |
| McCoys Ferry | Washington | 39.60917 | -77.97139 |
| McCoys Ferry Campground | Washington | 39.60778 | -77.96972 |
| McCullough Iron Works (historical) | Cecil | 39.60972 | -75.93917 |
| McCullough Rolling Mill (historical) | Cecil | ||
| McDaniel Station (historical) | Talbot | 38.81944 | -76.25972 |
| McKays Plaza Shopping Center | St. Mary's | 38.50778 | -76.77361 |
| McKenzie Tower | Allegany | 39.56583 | -78.8275 |
| McKinney Industrial Park | Frederick | 39.36111 | -77.41528 |
| McPhail Crossing Shopping Center | Harford | 39.51944 | -76.34722 |
| Meadow Ridge Farms | Harford | 39.67472 | -76.3625 |
| Meadow View Farms | Talbot | 38.86139 | -75.95111 |
| Meadowbrook Club | Baltimore (city) | 39.36556 | -76.64917 |
| Meadows Industrial Park | Baltimore | 39.31528 | -76.7425 |
| Medical Center Metro Station | Montgomery | 38.99833 | -77.0975 |
| Meeting House Corner | Talbot | 38.83194 | -76.14972 |
| Merrick Boys Camp | Charles | 38.36167 | -77.21139 |
| Merritt Park Shopping Center | Baltimore | 39.26889 | -76.50667 |
| Metro East Office Park | Prince George's | 38.94778 | -76.86472 |
| Metro Gun Club | Charles | 38.61861 | -76.81528 |
| Metro Park North Industrial Park | Montgomery | 39.10833 | -77.15639 |
| Metropolitan Grove Industrial Park | Montgomery | 39.14778 | -77.22972 |
| Metropolitan Industrial Park | Baltimore | 39.48389 | -76.65972 |
| Mexico Farms | Allegany | 39.59583 | -78.75278 |
| Meyers Mill (historical) | Frederick | 39.55028 | -77.35833 |
| Mid-Pike Plaza Shopping Center | Montgomery | 39.05028 | -77.11806 |
| Middle Business Park | Charles | 38.5875 | -76.93528 |
| Middlebrook Technical Park | Montgomery | 39.17611 | -77.25917 |
| Middlebrook Village Shopping Center | Montgomery | 39.17917 | -77.24 |
| Middlesex Shopping Center | Baltimore | 39.31611 | -76.46306 |
| Midway Center Shopping Center | Montgomery | 39.11944 | -77.17056 |
| Midway Industrial Park | Anne Arundel | 39.10972 | -76.69472 |
| Midway Shopping Center | Worcester | 38.33889 | -75.08361 |
| Miles River Yacht Club | Talbot | 38.79861 | -76.21861 |
| Milford Industrial Park | Baltimore | 39.35972 | -76.71944 |
| Milford Mill Shopping Center | Baltimore | 39.35472 | -76.75917 |
| Milford Shopping Center | Baltimore | 39.35278 | -76.75861 |
| Mill Point (historical) | St. Mary's | 38.33694 | -76.83944 |
| Miller Wharf | St. Mary's | 38.11444 | -76.40222 |
| Millers Landing | Caroline | 38.86722 | -75.92917 |
| Millers Sawmill | Washington | 39.43056 | -77.765 |
| Millison Plaza Shopping Center | St. Mary's | 38.26917 | -76.46 |
| Millstone | Washington | 39.67806 | -78.09222 |
| Millstone Landing | St. Mary's | 38.29167 | -76.44278 |
| Mistletoe Hall | Talbot | 38.80028 | -76.07667 |
| Misty Mount Girl Scout Camp | Washington | 39.50556 | -77.71528 |
| Mitchell Corner | Caroline | 38.96528 | -75.90139 |
| Mitchell Mill (historical) | Worcester | ||
| Molasses Mill (historical) | Harford | 39.63417 | -76.38917 |
| Mondawmin Mall Shopping Center | Baltimore (city) | 39.31722 | -76.65556 |
| Money Land Fishery | Cecil | 39.46083 | -76.00583 |
| Monocacy Aqueduct | Montgomery | 39.22389 | -77.45222 |
| Monocacy Farms | Carroll | 39.68806 | -77.22 |
| Monocacy Village Shopping Center | Frederick | 39.42639 | -77.40333 |
| Montecito Business Center | Frederick | 39.29944 | -77.32778 |
| Montego Bay Shopping Center | Worcester | 38.43417 | -75.05583 |
| Montevue Station (historical) | Frederick | 39.43194 | -77.43472 |
| Montgomery Country Club | Montgomery | 39.20167 | -77.12778 |
| Montgomery County Airpark Industrial Park | Montgomery | 39.17194 | -77.16389 |
| Montgomery County Golf Course | Montgomery | 39.20167 | -77.12806 |
| Montgomery County Maintenance Yard | Montgomery | 38.99861 | -77.06 |
| Montgomery County Solid Waste Transfer Station | Montgomery | 39.12111 | -77.175 |
| Montgomery Industrial Park | Montgomery | 39.05472 | -76.96972 |
| Montgomery Mall Shopping Center | Montgomery | 39.02417 | -77.1475 |
| Montgomery Village Golf Course | Montgomery | 39.18389 | -77.1975 |
| Montgomery Village Off-Price Shopping Center | Montgomery | 39.15472 | -77.2 |
| Montrose Office Center | Montgomery | 39.06 | -77.15361 |
| Moot Point Farm | Caroline | 38.925 | -75.82361 |
| Moravia Industrial Park | Baltimore (city) | 39.31194 | -76.53639 |
| Morning Cheer Camp | Cecil | 39.54222 | -75.96778 |
| Morrison | Allegany | 39.51111 | -79.02389 |
| Mount Airy Shopping Center | Carroll | 39.36556 | -77.16111 |
| Mount Pleasant Farm | Cecil | 39.41111 | -75.92083 |
| Mount Pleasant Golf Course | Baltimore (city) | 39.36944 | -76.57722 |
| Mount Pleasant Landing | Talbot | 38.78139 | -76.25694 |
| Mount Vernon Wharf | Somerset | 38.2525 | -75.80833 |
| Mount Washington Club | Baltimore (city) | 39.36389 | -76.64944 |
| Mountain Gate Plaza Shopping Center | Frederick | 39.61444 | -77.41778 |
| Mountain Lock Campground | Washington | 39.38694 | -77.73306 |
| Mountain View Bible Camp | Carroll | 39.70139 | -76.91972 |
| Mountaindale Station | Frederick | 39.51806 | -77.42611 |
| Moxley Farms | Frederick | 39.46528 | -77.18639 |
| Mrs Fords Fishery | Cecil | 39.53806 | -75.88556 |
| Muddy Branch Square Shopping Center | Montgomery | 39.11444 | -77.21722 |
| Mulberry Dock (historical) | Cecil | 39.47028 | -75.88667 |
| Mulberry Fields | St. Mary's | 38.21333 | -76.57361 |
| Mullinix Agro Park | Frederick | 39.33944 | -77.48333 |
| Mullinix Farm | Frederick | 39.51306 | -77.52889 |
| Murphys Mart Shopping Center | Anne Arundel | 39.12667 | -76.5875 |
| Murray Wharf | Anne Arundel | 38.88028 | -76.53639 |
| My Lords Gift | Queen Anne's | 38.99583 | -76.16944 |
| Nanticoke Boy Scout Reservation | Dorchester | 38.54639 | -75.73833 |
| Nanticoke Wharf | Wicomico | 38.26028 | -75.91389 |
| Nassawango Country Club | Worcester | 38.14583 | -75.46583 |
| Nassawango Iron Furnace (historical) | Worcester | 38.20417 | -75.47 |
| Nassawango Mill (historical) | Worcester | 38.20556 | -75.46806 |
| National Emergency Training Center | Frederick | 39.69444 | -77.32778 |
| National Institute of Health Animal Farm | Montgomery | 39.12917 | -77.47639 |
| Navy Point Pier | Talbot | 38.78806 | -76.21944 |
| Naylor Road Metro Station | Prince George's | 38.85111 | -76.95639 |
| Neales Hill | St. Mary's | 38.34 | -76.81056 |
| Neals Lott | St. Mary's | 38.32917 | -76.7375 |
| Neck Landing | Charles | 38.43167 | -77.17611 |
| Needwood Golf Course | Montgomery | 39.11944 | -77.13972 |
| Neeld Estate | Calvert | 38.61417 | -76.51556 |
| Negro Swamp Fishery | Cecil | 39.55278 | -75.96806 |
| Nevamar Industrial Park | Anne Arundel | 39.08889 | -76.69028 |
| New Bridge | Dorchester | 38.47972 | -75.87972 |
| New Carrollton Metro Station | Prince George's | 38.94722 | -76.87222 |
| New Hampshire Center Shopping Center | Prince George's | 38.97444 | -76.99611 |
| New Hope Valley Campground | Frederick | 39.38778 | -77.21944 |
| New Lands Corporate Park | Frederick | 39.37083 | -77.40833 |
| New Market Shopping Center | Frederick | 39.38417 | -77.25833 |
| Newbridge Country Club | Prince George's | 38.90833 | -76.81556 |
| Newmans Wharf | Queen Anne's | 39.16639 | -76.03833 |
| Newtown Neck Proving Ground (historical) | St. Mary's | 38.23806 | -76.71111 |
| Nichols Plaza Shopping Center | Washington | 39.62278 | -77.73556 |
| Nob Hill Swim Club | Howard | 39.27722 | -76.84194 |
| Norbeck Golf Course | Montgomery | 39.13917 | -77.09667 |
| Normandy Shopping Center | Howard | 39.28639 | -76.80694 |
| Norris Cove Camp | Calvert | 38.42167 | -76.49389 |
| North Amber Business Park | Frederick | 39.44889 | -77.40361 |
| North Beach Campground | Worcester | 38.20056 | -75.15444 |
| North Branch Picnic Area | Allegany | 39.58778 | -78.73611 |
| North Carroll Plaza Shopping Center | Carroll | 39.63694 | -76.86778 |
| North Congressional Plaza Shopping Center | Montgomery | 39.06444 | -77.12806 |
| North Locust Point Marine Terminal | Baltimore (city) | 39.27083 | -76.58556 |
| North Mall Shopping Center | Baltimore | 39.40111 | -76.54444 |
| North Park Business Park | Baltimore | 39.4975 | -76.64917 |
| North Point Industrial Center | Baltimore | 39.25389 | -76.46417 |
| North Point Plaza Shopping Center | Baltimore | 39.28389 | -76.49611 |
| North Point Village Shopping Center | Baltimore | 39.26806 | -76.47028 |
| North Saint Johns Swim Club | Howard | 39.29361 | -76.82917 |
| Northampton Business Park | Prince George's | 38.89167 | -76.84167 |
| Northaven Farms | Frederick | 39.54722 | -77.39556 |
| Northeast Market | Baltimore (city) | 39.29806 | -76.58778 |
| Northeast Plaza Shopping Center | Cecil | 39.60972 | -75.94917 |
| Northlake Commerce Center | Montgomery | 39.17694 | -77.26667 |
| Northside Plaza Shopping Center | Cecil | 39.61806 | -75.83944 |
| Northwest Plaza Shopping Center | Baltimore (city) | 39.34583 | -76.69917 |
| Northwood Industrial Park | Wicomico | 38.40139 | -75.58472 |
| Northwood Shopping Center | Baltimore (city) | 39.34111 | -76.59083 |
| NOS Magnetic Observatory | Prince George's | 38.735 | -76.84611 |
| Notley Hall | St. Mary's | 38.31472 | -76.80667 |
| Notre Dame | Baltimore (city) | 39.3525 | -76.62528 |
| Nowlands Tavern (historical) | Cecil | ||
| Nuns Oak | St. Mary's | 38.24167 | -76.665 |
| Nursery Road Business Park | Anne Arundel | 39.22333 | -76.66389 |
| Nuthalls Folly | St. Mary's | 38.15556 | -76.53056 |
| Oak Farm | Harford | 39.57444 | -76.23472 |
| Oak Grove Substation | Prince George's | 38.85806 | -76.80028 |
| Oakcrest Country Club | Prince George's | 38.87083 | -76.91861 |
| Oakington Station | Harford | 39.53139 | -76.12778 |
| Oakland | St. Mary's | 38.36944 | -76.5825 |
| Oakland Golf Course | Garrett | 39.41806 | -79.415 |
| Oakland Mills Shopping Center | Howard | 39.21 | -76.84444 |
| Oakland Ridge Industrial Center | Howard | 39.22917 | -76.82333 |
| Oaks Landfill | Montgomery | 39.19778 | -77.115 |
| Oakwood Rod and Gun Club | Cecil | 39.70583 | -76.18472 |
| Oasis | Caroline | 38.91444 | -75.84806 |
| Obers Corner | Caroline | 38.95972 | -75.89139 |
| Ocean City Golf and Yacht Club | Worcester | 38.25167 | -75.18139 |
| Ocean Downs Raceway | Worcester | 38.35222 | -75.16111 |
| Ocean Hall | St. Mary's | 38.28806 | -76.80167 |
| Ocean Pines Country Club | Worcester | 38.39194 | -75.15 |
| Ocean Pines Yacht Club | Worcester | 38.38667 | -75.13056 |
| Ocean Plaza Mall Shopping Center | Worcester | 38.40972 | -75.05972 |
| Octararo Forge (historical) | Cecil | 39.71167 | -76.12083 |
| Odenton Shopping Center | Anne Arundel | 39.07972 | -76.68917 |
| Old Bay Farm | Harford | 39.52722 | -76.10167 |
| Old Colony Cove | Anne Arundel | 38.72833 | -76.54667 |
| Old Field | Dorchester | 38.49139 | -76.13 |
| Old Fields Point Fishery | Cecil | 39.51528 | -75.90722 |
| Old Frenchtown Wharf | Cecil | 39.57611 | -75.84222 |
| Old House Landing | Dorchester | 38.35417 | -76.05056 |
| Old Mill Plaza Shopping Center | Anne Arundel | 39.11722 | -76.61917 |
| Old Orchard Shopping Center | Washington | 39.62 | -77.75778 |
| Old South Country Club | Anne Arundel | 38.81806 | -76.65556 |
| Old Town Point Wharf | Cecil | 39.5025 | -75.91611 |
| Old Wharf Landing | St. Mary's | 38.25389 | -76.78944 |
| Olde Forte Village Shopping Center | Prince George's | 38.72583 | -76.99167 |
| Olde Oak Farm | Charles | 38.415 | -76.85639 |
| Oldtown-Battie Mixon Picnic Area | Allegany | 39.54278 | -78.61972 |
| Olivers Shop | Charles | 38.48222 | -76.87333 |
| Olne Acres Poultry Farm (historical) | Montgomery | 39.10028 | -76.94028 |
| Olney Shopping Center | Montgomery | 39.15306 | -77.06889 |
| One Hundred Forty Village Shopping Center | Carroll | 39.56444 | -76.97833 |
| Opequon Junction Campground | Washington | 39.51889 | -77.86389 |
| Orchard Valley Farms | Harford | 39.65083 | -76.47917 |
| Oregon Industrial Park | Anne Arundel | 39.22778 | -76.66111 |
| Oregon Ridge Swimming Club (historical) | Baltimore | 39.49278 | -76.68861 |
| Oriole Park at Camden Yards | Baltimore (city) | 39.28361 | -76.62194 |
| Osborne Shopping Center | Prince George's | 38.78389 | -76.79694 |
| Our Fathers House | Garrett | 39.43028 | -79.28167 |
| Our Ladys Manor | Charles | 38.28861 | -76.84639 |
| Out Back | Dorchester | 38.47833 | -76.21556 |
| Owen Brown Village Shopping Center | Howard | 39.18611 | -76.84278 |
| Owens Creek Camp | Frederick | 39.65972 | -77.4875 |
| Owings Mills Commerce Center | Baltimore | 39.44222 | -76.77444 |
| Owings Mills Corporate Center | Baltimore | 39.40167 | -76.77917 |
| Owings Mills Industrial Park | Baltimore | 39.41222 | -76.77778 |
| Owings Mills Town Center Shopping Center | Baltimore | 39.41 | -76.79028 |
| Owings Trailer Park | Harford | 39.63417 | -76.27361 |
| Oxon Hill Plaza Shopping Center | Prince George's | 38.80444 | -76.9925 |
| Padonia Park Shopping Center | Baltimore | 39.45611 | -76.63778 |
| Padonia Plaza Shopping Center | Baltimore | 39.45556 | -76.63056 |
| Pagetts Corner Shopping Center | Prince George's | 38.7925 | -76.92694 |
| Paint Branch Golf Course | Prince George's | 39.00556 | -76.93583 |
| Paintrock Mill (historical) | Frederick | 39.54139 | -77.57556 |
| Palmer House | Harford | 39.44222 | -76.20222 |
| Park Hall | St. Mary's | 38.21944 | -76.43028 |