| Louisville to Badger (Alaska) | 3,049.80 mi (4,908.18 km) |
| Louisville to Bailey's Crossroads (Virginia) | 462.78 mi (744.77 km) |
| Louisville to Bainbridge (Georgia) | 505.40 mi (813.36 km) |
| Louisville to Bainbridge Island (Washington) | 1,957.07 mi (3,149.60 km) |
| Louisville to Baker (Louisiana) | 610.63 mi (982.71 km) |
| Louisville to Bakersfield (California) | 1,848.33 mi (2,974.60 km) |
| Louisville to Balch Springs (Texas) | 722.21 mi (1,162.29 km) |
| Louisville to Baldwin (New York) | 664.72 mi (1,069.76 km) |
| Louisville to Baldwin (Pennsylvania) | 339.80 mi (546.86 km) |
| Louisville to Baldwin Park (California) | 1,816.53 mi (2,923.42 km) |
| Louisville to Ballenger Creek (Maryland) | 450.91 mi (725.68 km) |
| Louisville to Ballwin (Missouri) | 267.09 mi (429.84 km) |
| Louisville to Baltimore (Maryland) | 493.00 mi (793.40 km) |
| Louisville to Bangor (Maine) | 983.80 mi (1,583.27 km) |
| Louisville to Banning (California) | 1,761.24 mi (2,834.44 km) |
