| Castelnaudary to Caño Martin Peña (Puerto Rico) | 4,257.08 mi (6,851.11 km) |
| Castelnaudary to Cañon City (Colorado) | 5,184.21 mi (8,343.18 km) |
| Castelnaudary to Canóvanas (Puerto Rico) | 4,252.28 mi (6,843.39 km) |
| Castelnaudary to Canton (Georgia) | 4,487.71 mi (7,222.28 km) |
| Castelnaudary to Canton (Illinois) | 4,472.39 mi (7,197.62 km) |
| Castelnaudary to Canton (Mississippi) | 4,809.79 mi (7,740.61 km) |
| Castelnaudary to Canton (Ohio) | 4,088.71 mi (6,580.14 km) |
| Castelnaudary to Canyon (Texas) | 5,216.05 mi (8,394.42 km) |
| Castelnaudary to Canyon Lake (California) | 5,881.30 mi (9,465.03 km) |
| Castelnaudary to Canyon Lake (Texas) | 5,300.23 mi (8,529.90 km) |
| Castelnaudary to Cape Coral (Florida) | 4,691.53 mi (7,550.29 km) |
| Castelnaudary to Cape Girardeau (Missouri) | 4,586.90 mi (7,381.90 km) |
| Castelnaudary to Carbondale (Illinois) | 4,555.03 mi (7,330.62 km) |
| Castelnaudary to Carlisle (Pennsylvania) | 3,925.51 mi (6,317.49 km) |
| Castelnaudary to Carlsbad (California) | 5,912.11 mi (9,514.63 km) |
