| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Babel Heights | city | Maryland | United States | 39.49 | -76.97 | 830 | |
| Babylon Heights | city | Maryland | United States | 39.71 | -77.09 | 830 | |
| Bachman Mills | city | Maryland | United States | 39.66 | -76.95 | 830 | |
| Bachman Valley Estates | city | Maryland | United States | 39.67 | -76.94 | 830 | |
| Back Bay | city | Maryland | United States | 38.83 | -76.54 | 3 | |
| Back Bay Beach | city | Maryland | United States | 38.83 | -76.54 | 3 | |
| Back River | city | Maryland | United States | 39.30 | -76.49 | 3 | |
| Back River Highlands | city | Maryland | United States | 39.31 | -76.48 | 39 | |
| Bacon Hall | city | Maryland | United States | 39.57 | -76.68 | 830 | |
| Bacon Hill | city | Maryland | United States | 39.60 | -75.89 | 98 | |
| Baden | city | Maryland | United States | 38.66 | -76.78 | 200 | |
| Baden Estates | city | Maryland | United States | 38.59 | -76.53 | 98 | |
| Bagley | city | Maryland | United States | 39.50 | -76.40 | 830 | |
| Bagleys Venture | city | Maryland | United States | 39.50 | -76.39 | 830 | |
| Bagtown | city | Maryland | United States | 39.58 | -77.61 | 921 | |
| Bahama View | city | Maryland | United States | 38.83 | -76.54 | 3 | |
| Baie Holm | city | Maryland | United States | 38.85 | -76.37 | 3 | |
| Baile | city | Maryland | United States | 39.52 | -77.06 | 830 | |
| Bailes Mill | city | Maryland | United States | 39.53 | -77.06 | 830 | |
| Bainbridge | city | Maryland | United States | 38.39 | -75.17 | 19 | |
| Baker | city | Maryland | United States | 39.01 | -76.14 | 36 | |
| Bakersfield | city | Maryland | United States | 39.56 | -76.49 | 830 | |
| Bakersville | city | Maryland | United States | 39.51 | -77.76 | 830 | |
| Bald Eagle | city | Maryland | United States | 38.68 | -76.72 | 121 | |
| Bald Friar (historical) | city | Maryland | United States | 39.70 | -76.21 | 259 | |
| Bald Hill | city | Maryland | United States | 39.69 | -76.23 | 324 | |
| Baldwin | city | Maryland | United States | 39.49 | -76.47 | 830 | |
| Baldwin Acres | city | Maryland | United States | 38.96 | -76.33 | 3 | |
| Baldwin Estates | city | Maryland | United States | 39.48 | -76.45 | 830 | |
| Baldwin Hills | city | Maryland | United States | 39.57 | -76.46 | 830 | |
| Baldwin Hills | city | Maryland | United States | 39.05 | -76.65 | 98 | |
| Baldwin Hills South | city | Maryland | United States | 39.04 | -76.64 | 111 | |
| Baldwin Manor | city | Maryland | United States | 39.51 | -76.16 | 49 | |
| Baldwin Mill Terrace | city | Maryland | United States | 39.51 | -76.48 | 400 | |
| Ballard | city | Maryland | United States | 38.77 | -76.88 | 236 | |
| Ballard Gardens | city | Maryland | United States | 39.34 | -76.44 | 3 | |
| Ballenger Creek | city | Maryland | United States | 39.37 | -77.44 | 278 | |
| Ballenger Creek Meadows | city | Maryland | United States | 39.39 | -77.45 | 364 | |
| Ballenger Heights | city | Maryland | United States | 39.36 | -77.50 | 830 | |
| Balmoral | city | Maryland | United States | 39.42 | -77.30 | 354 | |
| Baltimor | city | Maryland | United States | 39.29 | -76.61 | 6 | |
| Baltimora | city | Maryland | United States | 39.29 | -76.61 | 6 | |
| Baltimore | city | Maryland | United States | 39.29 | -76.61 | 6 | |
| Baltimore Corner | city | Maryland | United States | 39.06 | -75.84 | 45 | |
| Baltimore Highlands | city | Maryland | United States | 39.23 | -76.64 | 49 | |
| Bancroft | city | Maryland | United States | 39.02 | -76.51 | 0 | |
| Bank (historical) | city | Maryland | United States | 39.66 | -75.82 | 131 | |
| Banner Country | city | Maryland | United States | 39.23 | -77.21 | 830 | |
| Bannister | city | Maryland | United States | 38.59 | -76.90 | 200 | |
| Bannockburn | city | Maryland | United States | 38.97 | -77.14 | 164 | |
| Bannockburn Estates | city | Maryland | United States | 38.98 | -77.15 | 177 | |
| Bannockburn Heights | city | Maryland | United States | 38.98 | -77.14 | 288 | |
| Bar Harbor | city | Maryland | United States | 39.16 | -76.51 | 0 | |
| Bar Harbor Manor | city | Maryland | United States | 39.16 | -76.51 | 0 | |
| Bar Kess Heights | city | Maryland | United States | 39.52 | -76.16 | 62 | |
| Bar-Klee Estates | city | Maryland | United States | 39.45 | -77.00 | 830 | |
| Barber | city | Maryland | United States | 38.64 | -76.02 | 13 | |
| Barbers Quarter | city | Maryland | United States | 38.37 | -76.84 | 19 | |
| Barbersville Trailer Park | city | Maryland | United States | 39.09 | -76.82 | 147 | |
| Barclay | city | Maryland | United States | 39.14 | -75.86 | 49 | |
| Bare Hills | city | Maryland | United States | 39.38 | -76.65 | 203 | |
| Barefoot Acres | city | Maryland | United States | 38.29 | -76.51 | 98 | |
| Barefoot Park | city | Maryland | United States | 38.69 | -76.58 | 52 | |
| Bark Hill | city | Maryland | United States | 39.59 | -77.15 | 830 | |
| Barksdale | city | Maryland | United States | 39.67 | -75.81 | 160 | |
| Barksdale Farms | city | Maryland | United States | 39.67 | -75.81 | 134 | |
| Barnaby Manor Oaks | city | Maryland | United States | 38.82 | -76.97 | 249 | |
| Barnes Corner | city | Maryland | United States | 39.68 | -76.07 | 383 | |
| Barnes Landing | city | Maryland | United States | 38.39 | -76.10 | 6 | |
| Barnesville | city | Maryland | United States | 39.22 | -77.38 | 830 | |
| Barnett | city | Maryland | United States | 39.41 | -77.22 | 830 | |
| Baronet Woods | city | Maryland | United States | 39.43 | -76.74 | 830 | |
| Barrelville | city | Maryland | United States | 39.70 | -78.84 | 1669 | |
| Barrett | city | Maryland | United States | 39.41 | -77.02 | 830 | |
| Barrington | city | Maryland | United States | 39.35 | -76.47 | 98 | |
| Barrington Manor | city | Maryland | United States | 39.12 | -76.54 | 49 | |
| Barrington Woods | city | Maryland | United States | 39.22 | -76.81 | 403 | |
| Barstow | city | Maryland | United States | 38.53 | -76.62 | 137 | |
| Bartholows | city | Maryland | United States | 39.37 | -77.23 | 830 | |
| Bartlett Heights | city | Maryland | United States | 39.46 | -77.42 | 347 | |
| Barton | city | Maryland | United States | 39.53 | -79.02 | 1669 | |
| Barton Woods | city | Maryland | United States | 39.21 | -77.21 | 830 | |
| Bartonsville | city | Maryland | United States | 39.39 | -77.36 | 347 | |
| Bates Acres | city | Maryland | United States | 38.21 | -76.49 | 52 | |
| Batter Brook Farms | city | Maryland | United States | 39.44 | -76.44 | 285 | |
| Battersea on the Bay | city | Maryland | United States | 38.74 | -77.01 | 49 | |
| Battery Park | city | Maryland | United States | 38.99 | -77.11 | 347 | |
| Battery Point Farms | city | Maryland | United States | 39.47 | -75.90 | 42 | |
| Battle (historical) | city | Maryland | United States | 38.45 | -76.59 | 45 | |
| Battle Grove | city | Maryland | United States | 39.27 | -76.48 | 3 | |
| Baugher Woods | city | Maryland | United States | 39.57 | -77.44 | 830 | |
| Bay City | city | Maryland | United States | 38.97 | -76.34 | 3 | |
| Bay Colony | city | Maryland | United States | 38.39 | -75.16 | 19 | |
| Bay Country | city | Maryland | United States | 38.76 | -76.61 | 147 | |
| Bay Forest | city | Maryland | United States | 38.19 | -76.36 | 3 | |
| Bay Harbour | city | Maryland | United States | 38.26 | -75.26 | 16 | |
| Bay Hills | city | Maryland | United States | 39.05 | -76.48 | 98 | |
| Bay Ridge | city | Maryland | United States | 38.94 | -76.46 | 0 | |
| Bay Ridge | city | Maryland | United States | 39.70 | -76.34 | 830 | |
| Bay Ridge Junction | city | Maryland | United States | 38.98 | -76.50 | 3 | |
| Bay Shore Acres | city | Maryland | United States | 38.34 | -75.10 | 3 | |
| Bay Shore Park (historical) | city | Maryland | United States | 39.21 | -76.43 | 0 | |
| Bay Terrace | city | Maryland | United States | 38.55 | -76.56 | 98 | |
| Bay View | city | Maryland | United States | 39.64 | -75.96 | 259 | |
| Bay View Estates | city | Maryland | United States | 39.43 | -76.00 | 16 | |
| Bay View Heights | city | Maryland | United States | 38.98 | -76.50 | 3 | |
| Bayard | city | Maryland | United States | 38.85 | -76.68 | 49 | |
| Bayberry | city | Maryland | United States | 39.06 | -76.47 | 98 | |
| Baycrest | city | Maryland | United States | 38.70 | -76.53 | 0 | |
| Bayhead | city | Maryland | United States | 39.04 | -76.42 | 3 | |
| Baynesville | city | Maryland | United States | 39.40 | -76.56 | 400 | |
| Bayshore (historical) | city | Maryland | United States | 39.22 | -76.42 | 0 | |
| Bayshore Estates | city | Maryland | United States | 38.36 | -75.07 | 6 | |
| Bayside Beach | city | Maryland | United States | 39.14 | -76.44 | 3 | |
| Bayside Keys | city | Maryland | United States | 38.41 | -75.07 | 3 | |
| Bayside Village | city | Maryland | United States | 39.50 | -76.14 | 49 | |
| Baytowne Village | city | Maryland | United States | 38.97 | -76.53 | 16 | |
| Bayview (historical) | city | Maryland | United States | 38.09 | -75.37 | 9 | |
| Bayview Estates | city | Maryland | United States | 39.55 | -76.12 | 101 | |
| Bayview Manor Mobile Home Park | city | Maryland | United States | 38.60 | -76.52 | 0 | |
| Baywalker Village | city | Maryland | United States | 38.77 | -76.58 | 85 | |
| Baywood Manor | city | Maryland | United States | 39.24 | -76.17 | 36 | |
| Baywood Mobile Home Park | city | Maryland | United States | 39.22 | -76.44 | 3 |