| Wallingford Center to Clacton-on-Sea | 3,426.55 mi (5,514.49 km) |
| Wallingford Center to Clay Cross | 3,295.34 mi (5,303.33 km) |
| Wallingford Center to Clayton | 3,267.89 mi (5,259.16 km) |
| Wallingford Center to Clayton le Moors | 3,245.53 mi (5,223.18 km) |
| Wallingford Center to Cleckheaton | 3,272.66 mi (5,266.83 km) |
| Wallingford Center to Cleethorpes | 3,342.76 mi (5,379.64 km) |
| Wallingford Center to Clevedon | 3,270.67 mi (5,263.64 km) |
| Wallingford Center to Clifton | 3,309.78 mi (5,326.58 km) |
| Wallingford Center to Clifton | 3,292.47 mi (5,298.72 km) |
| Wallingford Center to Cliftonville | 3,446.19 mi (5,546.11 km) |
| Wallingford Center to Clitheroe | 3,243.52 mi (5,219.95 km) |
| Wallingford Center to Clydebank | 3,133.72 mi (5,043.23 km) |
| Wallingford Center to Coalville | 3,305.64 mi (5,319.91 km) |
| Wallingford Center to Coatbridge | 3,148.43 mi (5,066.91 km) |
| Wallingford Center to Cobham | 3,373.47 mi (5,429.07 km) |
