| Fort Madison to Altus (Oklahoma) | 598.89 mi (963.83 km) |
| Fort Madison to Alum Rock (California) | 1,643.39 mi (2,644.78 km) |
| Fort Madison to Alvin (Texas) | 807.35 mi (1,299.31 km) |
| Fort Madison to Amarillo (Texas) | 682.46 mi (1,098.32 km) |
| Fort Madison to Amelia (Ohio) | 393.87 mi (633.88 km) |
| Fort Madison to American Canyon (California) | 1,650.24 mi (2,655.80 km) |
| Fort Madison to American Fork (Utah) | 1,071.84 mi (1,724.97 km) |
| Fort Madison to Americus (Georgia) | 710.76 mi (1,143.86 km) |
| Fort Madison to Ames (Iowa) | 152.65 mi (245.67 km) |
| Fort Madison to Amherst (Ohio) | 478.34 mi (769.82 km) |
| Fort Madison to Ammon (Idaho) | 1,072.58 mi (1,726.15 km) |
| Fort Madison to Amsterdam (New York) | 896.92 mi (1,443.45 km) |
| Fort Madison to Anacortes (Washington) | 1,619.63 mi (2,606.54 km) |
| Fort Madison to Anaheim (California) | 1,524.82 mi (2,453.97 km) |
| Fort Madison to Anchorage (Alaska) | 2,766.25 mi (4,451.85 km) |
