| Clacton-on-Sea to Clay Cross | 143.43 mi (230.83 km) |
| Clacton-on-Sea to Clayton | 184.90 mi (297.57 km) |
| Clacton-on-Sea to Clayton le Moors | 201.29 mi (323.94 km) |
| Clacton-on-Sea to Cleckheaton | 179.39 mi (288.69 km) |
| Clacton-on-Sea to Cleethorpes | 131.16 mi (211.08 km) |
| Clacton-on-Sea to Clevedon | 173.31 mi (278.91 km) |
| Clacton-on-Sea to Clifton | 124.55 mi (200.45 km) |
| Clacton-on-Sea to Clifton | 177.31 mi (285.35 km) |
| Clacton-on-Sea to Cliftonville | 30.03 mi (48.32 km) |
| Clacton-on-Sea to Clitheroe | 205.97 mi (331.48 km) |
| Clacton-on-Sea to Clydebank | 362.63 mi (583.60 km) |
| Clacton-on-Sea to Coalville | 124.33 mi (200.08 km) |
| Clacton-on-Sea to Coatbridge | 351.36 mi (565.46 km) |
| Clacton-on-Sea to Cobham | 74.04 mi (119.16 km) |
| Clacton-on-Sea to Cockermouth | 272.06 mi (437.83 km) |
