| Castleton to Cortona | 960.59 mi (1,545.93 km) |
| Castleton to Cosenza | 1,312.83 mi (2,112.79 km) |
| Castleton to Cossato | 720.99 mi (1,160.32 km) |
| Castleton to Costa Volpino | 764.92 mi (1,231.03 km) |
| Castleton to Creazzo | 824.82 mi (1,327.42 km) |
| Castleton to Crema | 776.62 mi (1,249.84 km) |
| Castleton to Cremona | 799.85 mi (1,287.23 km) |
| Castleton to Crevalcore | 856.66 mi (1,378.67 km) |
| Castleton to Crispiano | 1,272.26 mi (2,047.51 km) |
| Castleton to Crosia | 1,313.96 mi (2,114.62 km) |
| Castleton to Crotone | 1,351.98 mi (2,175.80 km) |
| Castleton to Cuneo | 772.49 mi (1,243.21 km) |
| Castleton to Cuorgne | 716.58 mi (1,153.23 km) |
| Castleton to Cusano Milanino | 751.62 mi (1,209.62 km) |
| Castleton to Cutro | 1,350.61 mi (2,173.59 km) |
