| Castelnaudary to Cicero (Illinois) | 4,324.42 mi (6,959.48 km) |
| Castelnaudary to Cimarron Hills (Colorado) | 5,144.00 mi (8,278.47 km) |
| Castelnaudary to Cincinnati (Ohio) | 4,290.82 mi (6,905.41 km) |
| Castelnaudary to Cinco Ranch (Texas) | 5,195.53 mi (8,361.39 km) |
| Castelnaudary to Circleville (Ohio) | 4,203.35 mi (6,764.63 km) |
| Castelnaudary to Citrus (California) | 5,881.33 mi (9,465.09 km) |
| Castelnaudary to Citrus Heights (California) | 5,751.70 mi (9,256.46 km) |
| Castelnaudary to Citrus Park (Florida) | 4,657.32 mi (7,495.23 km) |
| Castelnaudary to Claiborne (Louisiana) | 4,909.73 mi (7,901.45 km) |
| Castelnaudary to Claremont (California) | 5,874.50 mi (9,454.10 km) |
| Castelnaudary to Claremont (New Hampshire) | 3,599.33 mi (5,792.57 km) |
| Castelnaudary to Claremore (Oklahoma) | 4,890.72 mi (7,870.85 km) |
| Castelnaudary to Clarksburg (Maryland) | 3,963.70 mi (6,378.96 km) |
| Castelnaudary to Clarksburg (West Virginia) | 4,099.38 mi (6,597.32 km) |
| Castelnaudary to Clarksdale (Mississippi) | 4,764.52 mi (7,667.75 km) |
