| Fort Madison to Beeville (Texas) | 918.57 mi (1,478.29 km) |
| Fort Madison to Bel Air (Maryland) | 795.85 mi (1,280.79 km) |
| Fort Madison to Bel Air North (Maryland) | 794.18 mi (1,278.11 km) |
| Fort Madison to Bel Air South (Maryland) | 798.07 mi (1,284.37 km) |
| Fort Madison to Belgrade (Montana) | 1,056.74 mi (1,700.66 km) |
| Fort Madison to Bell (California) | 1,537.34 mi (2,474.10 km) |
| Fort Madison to Bell Gardens (California) | 1,536.46 mi (2,472.69 km) |
| Fort Madison to Bella Vista (Arkansas) | 327.47 mi (527.02 km) |
| Fort Madison to Bellair-Meadowbrook Terrace (Florida) | 900.72 mi (1,449.57 km) |
| Fort Madison to Bellaire (Texas) | 788.95 mi (1,269.69 km) |
| Fort Madison to Belle Chasse (Louisiana) | 747.62 mi (1,203.19 km) |
| Fort Madison to Belle Glade (Florida) | 1,139.82 mi (1,834.36 km) |
| Fort Madison to Bellefontaine (Ohio) | 398.98 mi (642.10 km) |
| Fort Madison to Bellefontaine Neighbors (Missouri) | 142.19 mi (228.83 km) |
| Fort Madison to Belleville (Illinois) | 162.45 mi (261.44 km) |
