| Castelnaudary to Cloverly (Maryland) | 3,955.90 mi (6,366.41 km) |
| Castelnaudary to Clovis (California) | 5,798.96 mi (9,332.52 km) |
| Castelnaudary to Clovis (New Mexico) | 5,294.84 mi (8,521.22 km) |
| Castelnaudary to Clute (Texas) | 5,212.09 mi (8,388.05 km) |
| Castelnaudary to Coachella (California) | 5,839.95 mi (9,398.49 km) |
| Castelnaudary to Coalinga (California) | 5,858.22 mi (9,427.89 km) |
| Castelnaudary to Coamo (Puerto Rico) | 4,288.56 mi (6,901.77 km) |
| Castelnaudary to Coatesville (Pennsylvania) | 3,870.63 mi (6,229.18 km) |
| Castelnaudary to Cockeysville (Maryland) | 3,925.48 mi (6,317.45 km) |
| Castelnaudary to Cocoa (Florida) | 4,558.11 mi (7,335.57 km) |
| Castelnaudary to Cocoa Beach (Florida) | 4,553.47 mi (7,328.10 km) |
| Castelnaudary to Coconut Creek (Florida) | 4,619.53 mi (7,434.42 km) |
| Castelnaudary to Coeur d'Alene (Idaho) | 5,127.99 mi (8,252.70 km) |
| Castelnaudary to Cohoes (New York) | 3,680.06 mi (5,922.49 km) |
| Castelnaudary to Cold Springs (Nevada) | 5,654.12 mi (9,099.43 km) |
