| Carbondale to Cortona | 4,981.27 mi (8,016.58 km) |
| Carbondale to Cosenza | 5,323.16 mi (8,566.81 km) |
| Carbondale to Cossato | 4,736.47 mi (7,622.61 km) |
| Carbondale to Costa Volpino | 4,804.67 mi (7,732.37 km) |
| Carbondale to Creazzo | 4,871.54 mi (7,839.98 km) |
| Carbondale to Crema | 4,805.62 mi (7,733.89 km) |
| Carbondale to Cremona | 4,828.72 mi (7,771.08 km) |
| Carbondale to Crevalcore | 4,890.09 mi (7,869.84 km) |
| Carbondale to Crispiano | 5,307.69 mi (8,541.91 km) |
| Carbondale to Crosia | 5,333.19 mi (8,582.94 km) |
| Carbondale to Crotone | 5,368.72 mi (8,640.12 km) |
| Carbondale to Cuneo | 4,755.11 mi (7,652.61 km) |
| Carbondale to Cuorgne | 4,721.90 mi (7,599.17 km) |
| Carbondale to Cusano Milanino | 4,778.41 mi (7,690.11 km) |
| Carbondale to Cutro | 5,365.32 mi (8,634.65 km) |
