| Groves to Clacton-on-Sea | 4,824.18 mi (7,763.77 km) |
| Groves to Clay Cross | 4,688.86 mi (7,546.00 km) |
| Groves to Clayton | 4,658.42 mi (7,497.00 km) |
| Groves to Clayton le Moors | 4,636.71 mi (7,462.07 km) |
| Groves to Cleckheaton | 4,663.41 mi (7,505.03 km) |
| Groves to Cleethorpes | 4,732.56 mi (7,616.32 km) |
| Groves to Clevedon | 4,673.96 mi (7,522.01 km) |
| Groves to Clifton | 4,704.43 mi (7,571.06 km) |
| Groves to Clifton | 4,681.11 mi (7,533.51 km) |
| Groves to Cliftonville | 4,845.42 mi (7,797.95 km) |
| Groves to Clitheroe | 4,634.16 mi (7,457.97 km) |
| Groves to Clydebank | 4,513.59 mi (7,263.92 km) |
| Groves to Coalville | 4,701.42 mi (7,566.21 km) |
| Groves to Coatbridge | 4,528.18 mi (7,287.40 km) |
| Groves to Cobham | 4,774.89 mi (7,684.45 km) |
