| Castelnau-le-Lez to Cicero (Illinois) | 4,393.90 mi (7,071.29 km) |
| Castelnau-le-Lez to Cimarron Hills (Colorado) | 5,204.98 mi (8,376.61 km) |
| Castelnau-le-Lez to Cincinnati (Ohio) | 4,365.26 mi (7,025.20 km) |
| Castelnau-le-Lez to Cinco Ranch (Texas) | 5,271.78 mi (8,484.12 km) |
| Castelnau-le-Lez to Circleville (Ohio) | 4,278.19 mi (6,885.09 km) |
| Castelnau-le-Lez to Citrus (California) | 5,935.55 mi (9,552.34 km) |
| Castelnau-le-Lez to Citrus Heights (California) | 5,798.38 mi (9,331.59 km) |
| Castelnau-le-Lez to Citrus Park (Florida) | 4,742.98 mi (7,633.09 km) |
| Castelnau-le-Lez to Claiborne (Louisiana) | 4,985.88 mi (8,024.01 km) |
| Castelnau-le-Lez to Claremont (California) | 5,928.87 mi (9,541.59 km) |
| Castelnau-le-Lez to Claremont (New Hampshire) | 3,675.41 mi (5,915.00 km) |
| Castelnau-le-Lez to Claremore (Oklahoma) | 4,960.97 mi (7,983.91 km) |
| Castelnau-le-Lez to Clarksburg (Maryland) | 4,042.10 mi (6,505.14 km) |
| Castelnau-le-Lez to Clarksburg (West Virginia) | 4,176.06 mi (6,720.71 km) |
| Castelnau-le-Lez to Clarksdale (Mississippi) | 4,840.19 mi (7,789.54 km) |
