| Fort Madison to Bridgeport (Connecticut) | 947.17 mi (1,524.32 km) |
| Fort Madison to Bridgeton (Missouri) | 137.14 mi (220.71 km) |
| Fort Madison to Bridgetown (Ohio) | 370.01 mi (595.47 km) |
| Fort Madison to Bridgeview (Illinois) | 199.86 mi (321.65 km) |
| Fort Madison to Brigham City (Utah) | 1,077.25 mi (1,733.66 km) |
| Fort Madison to Brighton (Colorado) | 709.27 mi (1,141.47 km) |
| Fort Madison to Bristol (Connecticut) | 958.77 mi (1,542.99 km) |
| Fort Madison to Bristol (Tennessee) | 567.23 mi (912.86 km) |
| Fort Madison to Bristol (Virginia) | 567.57 mi (913.41 km) |
| Fort Madison to Broadlands (Virginia) | 741.68 mi (1,193.62 km) |
| Fort Madison to Broadview Heights (Ohio) | 506.67 mi (815.40 km) |
| Fort Madison to Brock Hall (Maryland) | 784.48 mi (1,262.50 km) |
| Fort Madison to Brockton (Massachusetts) | 1,056.58 mi (1,700.41 km) |
| Fort Madison to Broken Arrow (Oklahoma) | 397.24 mi (639.30 km) |
| Fort Madison to Bronx (New York) | 914.01 mi (1,470.96 km) |
