| Fort Madison to Cloverleaf (Texas) | 778.70 mi (1,253.20 km) |
| Fort Madison to Cloverly (Maryland) | 767.39 mi (1,235.00 km) |
| Fort Madison to Clovis (California) | 1,542.65 mi (2,482.65 km) |
| Fort Madison to Clovis (New Mexico) | 775.76 mi (1,248.47 km) |
| Fort Madison to Clute (Texas) | 833.10 mi (1,340.75 km) |
| Fort Madison to Coachella (California) | 1,440.91 mi (2,318.92 km) |
| Fort Madison to Coalinga (California) | 1,591.92 mi (2,561.94 km) |
| Fort Madison to Coamo (Puerto Rico) | 2,150.49 mi (3,460.88 km) |
| Fort Madison to Coatesville (Pennsylvania) | 818.49 mi (1,317.22 km) |
| Fort Madison to Cockeysville (Maryland) | 781.66 mi (1,257.96 km) |
| Fort Madison to Cocoa (Florida) | 1,036.60 mi (1,668.25 km) |
| Fort Madison to Cocoa Beach (Florida) | 1,044.07 mi (1,680.26 km) |
| Fort Madison to Coconut Creek (Florida) | 1,179.29 mi (1,897.89 km) |
| Fort Madison to Coeur d'Alene (Idaho) | 1,345.11 mi (2,164.74 km) |
| Fort Madison to Cohoes (New York) | 920.53 mi (1,481.45 km) |
