| Rayleigh to Clacton-on-Sea | 27.17 mi (43.72 km) |
| Rayleigh to Clay Cross | 138.26 mi (222.51 km) |
| Rayleigh to Clayton | 182.39 mi (293.52 km) |
| Rayleigh to Clayton le Moors | 196.28 mi (315.89 km) |
| Rayleigh to Cleckheaton | 176.95 mi (284.78 km) |
| Rayleigh to Cleethorpes | 138.42 mi (222.77 km) |
| Rayleigh to Clevedon | 149.07 mi (239.91 km) |
| Rayleigh to Clifton | 118.19 mi (190.21 km) |
| Rayleigh to Clifton | 179.53 mi (288.92 km) |
| Rayleigh to Cliftonville | 37.03 mi (59.60 km) |
| Rayleigh to Clitheroe | 201.55 mi (324.37 km) |
| Rayleigh to Clydebank | 361.25 mi (581.38 km) |
| Rayleigh to Coalville | 114.79 mi (184.74 km) |
| Rayleigh to Coatbridge | 350.74 mi (564.46 km) |
| Rayleigh to Cobham | 47.13 mi (75.85 km) |
