| Fort Madison to Bound Brook (New Jersey) | 880.74 mi (1,417.41 km) |
| Fort Madison to Bountiful (Utah) | 1,071.48 mi (1,724.39 km) |
| Fort Madison to Bourbonnais (Illinois) | 185.45 mi (298.45 km) |
| Fort Madison to Bowie (Maryland) | 783.25 mi (1,260.53 km) |
| Fort Madison to Bowling Green (Kentucky) | 365.35 mi (587.97 km) |
| Fort Madison to Bowling Green (Ohio) | 404.85 mi (651.54 km) |
| Fort Madison to Box Elder (South Dakota) | 644.87 mi (1,037.83 km) |
| Fort Madison to Boynton Beach (Florida) | 1,167.75 mi (1,879.31 km) |
| Fort Madison to Bozeman (Montana) | 1,049.76 mi (1,689.43 km) |
| Fort Madison to Bradenton (Florida) | 1,035.68 mi (1,666.76 km) |
| Fort Madison to Bradfordville (Florida) | 801.21 mi (1,289.43 km) |
| Fort Madison to Bradley (Illinois) | 186.90 mi (300.79 km) |
| Fort Madison to Bradley Gardens (New Jersey) | 873.95 mi (1,406.49 km) |
| Fort Madison to Brainerd (Minnesota) | 421.07 mi (677.65 km) |
| Fort Madison to Brambleton (Virginia) | 741.44 mi (1,193.23 km) |
