| Fort Thomas to Bonham (Texas) | 754.64 mi (1,214.48 km) |
| Fort Thomas to Bonita (California) | 1,866.28 mi (3,003.49 km) |
| Fort Thomas to Bonita Springs (Florida) | 892.59 mi (1,436.49 km) |
| Fort Thomas to Bonney Lake (Washington) | 1,961.27 mi (3,156.36 km) |
| Fort Thomas to Boone (Iowa) | 535.27 mi (861.43 km) |
| Fort Thomas to Boone (North Carolina) | 249.98 mi (402.31 km) |
| Fort Thomas to Borger (Texas) | 958.65 mi (1,542.80 km) |
| Fort Thomas to Bossier City (Louisiana) | 686.30 mi (1,104.50 km) |
| Fort Thomas to Boston (Massachusetts) | 734.13 mi (1,181.47 km) |
| Fort Thomas to Bostonia (California) | 1,857.78 mi (2,989.81 km) |
| Fort Thomas to Bothell (Washington) | 1,965.15 mi (3,162.61 km) |
| Fort Thomas to Bothell East (Washington) | 1,964.37 mi (3,161.35 km) |
| Fort Thomas to Bothell West (Washington) | 1,966.95 mi (3,165.50 km) |
| Fort Thomas to Boulder (Colorado) | 1,107.53 mi (1,782.40 km) |
| Fort Thomas to Boulder City (Nevada) | 1,678.29 mi (2,700.94 km) |
