| Fort Madison to Buena Park (California) | 1,531.90 mi (2,465.35 km) |
| Fort Madison to Buenaventura Lakes (Florida) | 1,020.55 mi (1,642.41 km) |
| Fort Madison to Buffalo (Minnesota) | 339.65 mi (546.61 km) |
| Fort Madison to Buffalo (New York) | 662.65 mi (1,066.43 km) |
| Fort Madison to Buffalo Grove (Illinois) | 205.61 mi (330.90 km) |
| Fort Madison to Buford (Georgia) | 603.81 mi (971.73 km) |
| Fort Madison to Bull Run (Virginia) | 745.33 mi (1,199.49 km) |
| Fort Madison to Bullhead City (Arizona) | 1,316.50 mi (2,118.70 km) |
| Fort Madison to Burbank (California) | 1,538.73 mi (2,476.35 km) |
| Fort Madison to Burbank (Illinois) | 201.79 mi (324.75 km) |
| Fort Madison to Burien (Washington) | 1,598.03 mi (2,571.78 km) |
| Fort Madison to Burkburnett (Texas) | 600.94 mi (967.12 km) |
| Fort Madison to Burke (Virginia) | 758.81 mi (1,221.18 km) |
| Fort Madison to Burke Centre (Virginia) | 756.68 mi (1,217.75 km) |
| Fort Madison to Burleson (Texas) | 650.56 mi (1,046.97 km) |
