| Fort Madison to Central Point (Oregon) | 1,628.31 mi (2,620.52 km) |
| Fort Madison to Centralia (Illinois) | 187.32 mi (301.47 km) |
| Fort Madison to Centralia (Washington) | 1,623.37 mi (2,612.56 km) |
| Fort Madison to Centreville (Virginia) | 748.60 mi (1,204.76 km) |
| Fort Madison to Ceres (California) | 1,593.64 mi (2,564.71 km) |
| Fort Madison to Cerritos (California) | 1,534.90 mi (2,470.18 km) |
| Fort Madison to Chalco (Nebraska) | 252.81 mi (406.86 km) |
| Fort Madison to Chalmette (Louisiana) | 741.80 mi (1,193.81 km) |
| Fort Madison to Chambersburg (Pennsylvania) | 722.77 mi (1,163.18 km) |
| Fort Madison to Chamblee (Georgia) | 605.34 mi (974.20 km) |
| Fort Madison to Champaign (Illinois) | 165.72 mi (266.70 km) |
| Fort Madison to Champlin (Minnesota) | 330.83 mi (532.41 km) |
| Fort Madison to Chandler (Arizona) | 1,236.39 mi (1,989.78 km) |
| Fort Madison to Chanhassen (Minnesota) | 313.28 mi (504.18 km) |
| Fort Madison to Channahon (Illinois) | 170.34 mi (274.14 km) |
