| Frederick to Baraboo (Wisconsin) | 695.55 mi (1,119.38 km) |
| Frederick to Barberton (Ohio) | 246.35 mi (396.46 km) |
| Frederick to Bardstown (Kentucky) | 448.00 mi (720.98 km) |
| Frederick to Barrington (Illinois) | 590.57 mi (950.43 km) |
| Frederick to Barstow (California) | 2,187.61 mi (3,520.62 km) |
| Frederick to Bartlesville (Oklahoma) | 1,022.97 mi (1,646.31 km) |
| Frederick to Bartlett (Illinois) | 591.57 mi (952.04 km) |
| Frederick to Bartlett (Tennessee) | 739.89 mi (1,190.74 km) |
| Frederick to Bartow (Florida) | 836.80 mi (1,346.70 km) |
| Frederick to Batavia (Illinois) | 594.67 mi (957.04 km) |
| Frederick to Batavia (New York) | 249.51 mi (401.55 km) |
| Frederick to Batesville (Arkansas) | 816.92 mi (1,314.70 km) |
| Frederick to Baton Rouge (Louisiana) | 992.78 mi (1,597.72 km) |
| Frederick to Battle Creek (Michigan) | 453.57 mi (729.94 km) |
| Frederick to Battle Ground (Washington) | 2,304.80 mi (3,709.21 km) |
