| Fort Madison to Cibolo (Texas) | 856.09 mi (1,377.74 km) |
| Fort Madison to Cicero (Illinois) | 204.86 mi (329.69 km) |
| Fort Madison to Cimarron Hills (Colorado) | 718.83 mi (1,156.85 km) |
| Fort Madison to Cincinnati (Ohio) | 376.93 mi (606.60 km) |
| Fort Madison to Cinco Ranch (Texas) | 791.69 mi (1,274.10 km) |
| Fort Madison to Circleville (Ohio) | 450.09 mi (724.35 km) |
| Fort Madison to Citrus (California) | 1,518.28 mi (2,443.44 km) |
| Fort Madison to Citrus Heights (California) | 1,590.30 mi (2,559.34 km) |
| Fort Madison to Citrus Park (Florida) | 1,000.19 mi (1,609.65 km) |
| Fort Madison to Claiborne (Louisiana) | 560.43 mi (901.93 km) |
| Fort Madison to Claremont (California) | 1,508.98 mi (2,428.48 km) |
| Fort Madison to Claremont (New Hampshire) | 992.44 mi (1,597.17 km) |
| Fort Madison to Claremore (Oklahoma) | 376.18 mi (605.41 km) |
| Fort Madison to Clarksburg (Maryland) | 751.72 mi (1,209.78 km) |
| Fort Madison to Clarksburg (West Virginia) | 590.90 mi (950.97 km) |
