| Somerset to Cosham | 3,466.19 mi (5,578.30 km) |
| Somerset to Costessey | 3,519.25 mi (5,663.68 km) |
| Somerset to Cottingham | 3,431.73 mi (5,522.83 km) |
| Somerset to Coulsdon | 3,493.89 mi (5,622.88 km) |
| Somerset to Coventry | 3,415.29 mi (5,496.38 km) |
| Somerset to Cowdenbeath | 3,278.81 mi (5,276.73 km) |
| Somerset to Cowes | 3,458.29 mi (5,565.58 km) |
| Somerset to Cowley | 3,475.39 mi (5,593.10 km) |
| Somerset to Cowley | 3,441.08 mi (5,537.88 km) |
| Somerset to Cramlington | 3,362.37 mi (5,411.21 km) |
| Somerset to Cranleigh | 3,484.01 mi (5,606.98 km) |
| Somerset to Crawley | 3,496.58 mi (5,627.20 km) |
| Somerset to Crayford | 3,504.14 mi (5,639.37 km) |
| Somerset to Crewe | 3,364.62 mi (5,414.83 km) |
| Somerset to Crigglestone | 3,390.81 mi (5,456.98 km) |
