| Brent to Clacton-on-Sea | 4,531.17 mi (7,292.22 km) |
| Brent to Clay Cross | 4,399.82 mi (7,080.82 km) |
| Brent to Clayton | 4,372.10 mi (7,036.21 km) |
| Brent to Clayton le Moors | 4,349.80 mi (7,000.33 km) |
| Brent to Cleckheaton | 4,376.89 mi (7,043.92 km) |
| Brent to Cleethorpes | 4,446.91 mi (7,156.61 km) |
| Brent to Clevedon | 4,374.98 mi (7,040.85 km) |
| Brent to Clifton | 4,414.33 mi (7,104.18 km) |
| Brent to Clifton | 4,396.46 mi (7,075.42 km) |
| Brent to Cliftonville | 4,550.79 mi (7,323.78 km) |
| Brent to Clitheroe | 4,347.73 mi (6,997.00 km) |
| Brent to Clydebank | 4,236.05 mi (6,817.27 km) |
| Brent to Coalville | 4,410.23 mi (7,097.59 km) |
| Brent to Coatbridge | 4,250.75 mi (6,840.93 km) |
| Brent to Cobham | 4,477.94 mi (7,206.55 km) |
