| Castelnau-le-Lez to Clarkston (Georgia) | 4,574.16 mi (7,361.40 km) |
| Castelnau-le-Lez to Clarksville (Indiana) | 4,453.55 mi (7,167.30 km) |
| Castelnau-le-Lez to Clarksville (Tennessee) | 4,595.62 mi (7,395.93 km) |
| Castelnau-le-Lez to Clawson (Michigan) | 4,173.13 mi (6,716.01 km) |
| Castelnau-le-Lez to Clay (Alabama) | 4,686.10 mi (7,541.55 km) |
| Castelnau-le-Lez to Clayton (California) | 5,860.99 mi (9,432.36 km) |
| Castelnau-le-Lez to Clayton (Missouri) | 4,635.69 mi (7,460.43 km) |
| Castelnau-le-Lez to Clayton (North Carolina) | 4,233.93 mi (6,813.85 km) |
| Castelnau-le-Lez to Clayton (Ohio) | 4,328.30 mi (6,965.72 km) |
| Castelnau-le-Lez to Clearfield (Utah) | 5,359.58 mi (8,625.42 km) |
| Castelnau-le-Lez to Clearlake (California) | 5,826.33 mi (9,376.57 km) |
| Castelnau-le-Lez to Clearwater (Florida) | 4,756.52 mi (7,654.87 km) |
| Castelnau-le-Lez to Cleburne (Texas) | 5,220.73 mi (8,401.95 km) |
| Castelnau-le-Lez to Clemmons (North Carolina) | 4,307.45 mi (6,932.18 km) |
| Castelnau-le-Lez to Clemson (South Carolina) | 4,472.78 mi (7,198.24 km) |
