| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Bicentennial Estates | city | Maryland | United States | 39.33 | -77.21 | 830 | |
| Bidle Hill Acres | city | Maryland | United States | 39.48 | -77.55 | 830 | |
| Bier | city | Maryland | United States | 39.54 | -78.88 | 830 | |
| Big Oak | city | Maryland | United States | 38.46 | -76.70 | 98 | |
| Big Pines | city | Maryland | United States | 39.08 | -77.23 | 830 | |
| Big Pool | city | Maryland | United States | 39.62 | -78.02 | 830 | |
| Big Spring | city | Maryland | United States | 39.50 | -76.74 | 830 | |
| Big Spring | city | Maryland | United States | 39.63 | -77.94 | 830 | |
| Big Woods | city | Maryland | United States | 39.56 | -76.31 | 351 | |
| Big Woods Acres | city | Maryland | United States | 39.19 | -77.40 | 830 | |
| Big Woods Estates | city | Maryland | United States | 39.33 | -77.32 | 393 | |
| Biglanes Choice | city | Maryland | United States | 38.60 | -76.57 | 88 | |
| Bigwoods | city | Maryland | United States | 39.29 | -76.04 | 49 | |
| Billingsley Forest | city | Maryland | United States | 38.61 | -77.03 | 147 | |
| Billingsley Park | city | Maryland | United States | 38.60 | -76.99 | 200 | |
| Birch Hanger | city | Maryland | United States | 38.41 | -76.77 | 98 | |
| Birch Manor | city | Maryland | United States | 38.41 | -76.72 | 147 | |
| Birchwood | city | Maryland | United States | 39.06 | -76.50 | 26 | |
| Birchwood Gardens | city | Maryland | United States | 39.05 | -76.84 | 190 | |
| Bird Hill | city | Maryland | United States | 39.49 | -76.97 | 830 | |
| Bird Hill Estates | city | Maryland | United States | 39.49 | -76.96 | 830 | |
| Bird River Beach | city | Maryland | United States | 39.38 | -76.39 | 13 | |
| Birdsville | city | Maryland | United States | 38.90 | -76.59 | 101 | |
| Birkwood Estates | city | Maryland | United States | 38.45 | -76.92 | 147 | |
| Biscayne Bay Village | city | Maryland | United States | 39.35 | -76.38 | 3 | |
| Bishop | city | Maryland | United States | 38.43 | -75.22 | 26 | |
| Bishops Head | city | Maryland | United States | 38.27 | -76.07 | 3 | |
| Bishopville | city | Maryland | United States | 38.44 | -75.19 | 13 | |
| Bittinger | city | Maryland | United States | 39.60 | -79.22 | 2650 | |
| Bittle | city | Maryland | United States | 39.51 | -77.54 | 830 | |
| Bivalve | city | Maryland | United States | 38.31 | -75.89 | 6 | |
| Bixler | city | Maryland | United States | 39.63 | -76.98 | 830 | |
| Bixler Valley Estates | city | Maryland | United States | 39.68 | -76.97 | 830 |