| Somerset to Cortona | 4,240.14 mi (6,823.85 km) |
| Somerset to Cosenza | 4,573.28 mi (7,359.98 km) |
| Somerset to Cossato | 3,998.82 mi (6,435.48 km) |
| Somerset to Costa Volpino | 4,073.12 mi (6,555.05 km) |
| Somerset to Creazzo | 4,141.67 mi (6,665.37 km) |
| Somerset to Crema | 4,070.38 mi (6,550.64 km) |
| Somerset to Cremona | 4,092.99 mi (6,587.04 km) |
| Somerset to Crevalcore | 4,154.73 mi (6,686.40 km) |
| Somerset to Crispiano | 4,566.62 mi (7,349.27 km) |
| Somerset to Crosia | 4,585.91 mi (7,380.30 km) |
| Somerset to Crotone | 4,620.12 mi (7,435.37 km) |
| Somerset to Cuneo | 4,009.46 mi (6,452.60 km) |
| Somerset to Cuorgne | 3,982.05 mi (6,408.50 km) |
| Somerset to Cusano Milanino | 4,043.04 mi (6,506.64 km) |
| Somerset to Cutro | 4,616.13 mi (7,428.95 km) |
