| Fort Madison to Ashtabula (Ohio) | 554.67 mi (892.65 km) |
| Fort Madison to Ashwaubenon (Wisconsin) | 314.03 mi (505.39 km) |
| Fort Madison to Aspen Hill (Maryland) | 763.24 mi (1,228.32 km) |
| Fort Madison to Astoria (Oregon) | 1,661.46 mi (2,673.87 km) |
| Fort Madison to Atascadero (California) | 1,627.00 mi (2,618.40 km) |
| Fort Madison to Atascocita (Texas) | 766.42 mi (1,233.44 km) |
| Fort Madison to Atchison (Kansas) | 213.02 mi (342.83 km) |
| Fort Madison to Athens (Alabama) | 469.40 mi (755.43 km) |
| Fort Madison to Athens (Georgia) | 635.77 mi (1,023.17 km) |
| Fort Madison to Athens (Ohio) | 497.73 mi (801.02 km) |
| Fort Madison to Athens (Tennessee) | 511.60 mi (823.34 km) |
| Fort Madison to Athens (Texas) | 632.42 mi (1,017.79 km) |
| Fort Madison to Atlanta (Georgia) | 607.80 mi (978.17 km) |
| Fort Madison to Atlantic Beach (Florida) | 902.82 mi (1,452.96 km) |
| Fort Madison to Atlantic City (New Jersey) | 897.10 mi (1,443.75 km) |
