| Middle Island to Clacton-on-Sea | 3,456.14 mi (5,562.11 km) |
| Middle Island to Clay Cross | 3,325.44 mi (5,351.77 km) |
| Middle Island to Clayton | 3,298.31 mi (5,308.11 km) |
| Middle Island to Clayton le Moors | 3,275.90 mi (5,272.04 km) |
| Middle Island to Cleckheaton | 3,303.05 mi (5,315.75 km) |
| Middle Island to Cleethorpes | 3,373.21 mi (5,428.66 km) |
| Middle Island to Clevedon | 3,299.59 mi (5,310.18 km) |
| Middle Island to Clifton | 3,339.76 mi (5,374.82 km) |
| Middle Island to Clifton | 3,323.07 mi (5,347.96 km) |
| Middle Island to Cliftonville | 3,475.59 mi (5,593.42 km) |
| Middle Island to Clitheroe | 3,273.94 mi (5,268.90 km) |
| Middle Island to Clydebank | 3,165.15 mi (5,093.82 km) |
| Middle Island to Coalville | 3,335.48 mi (5,367.94 km) |
| Middle Island to Coatbridge | 3,179.87 mi (5,117.51 km) |
| Middle Island to Cobham | 3,402.61 mi (5,475.97 km) |
