| Plonsk to Clay Cross | 905.66 mi (1,457.53 km) |
| Plonsk to Clayton | 918.17 mi (1,477.65 km) |
| Plonsk to Clayton le Moors | 941.43 mi (1,515.09 km) |
| Plonsk to Cleckheaton | 914.60 mi (1,471.91 km) |
| Plonsk to Cleethorpes | 846.09 mi (1,361.65 km) |
| Plonsk to Clevedon | 986.81 mi (1,588.12 km) |
| Plonsk to Clifton | 898.11 mi (1,445.37 km) |
| Plonsk to Clifton | 888.29 mi (1,429.57 km) |
| Plonsk to Cliftonville | 809.32 mi (1,302.47 km) |
| Plonsk to Clitheroe | 941.25 mi (1,514.80 km) |
| Plonsk to Clydebank | 1,019.29 mi (1,640.38 km) |
| Plonsk to Coalville | 907.75 mi (1,460.89 km) |
| Plonsk to Coatbridge | 1,004.69 mi (1,616.90 km) |
| Plonsk to Cobham | 886.29 mi (1,426.35 km) |
| Plonsk to Cockermouth | 977.72 mi (1,573.49 km) |
