| Gresham to Clacton-on-Sea | 4,926.20 mi (7,927.95 km) |
| Gresham to Clay Cross | 4,784.79 mi (7,700.37 km) |
| Gresham to Clayton | 4,741.51 mi (7,630.73 km) |
| Gresham to Clayton le Moors | 4,726.74 mi (7,606.95 km) |
| Gresham to Cleckheaton | 4,747.01 mi (7,639.58 km) |
| Gresham to Cleethorpes | 4,800.58 mi (7,725.79 km) |
| Gresham to Clevedon | 4,836.56 mi (7,783.68 km) |
| Gresham to Clifton | 4,804.84 mi (7,732.64 km) |
| Gresham to Clifton | 4,750.27 mi (7,644.83 km) |
| Gresham to Cliftonville | 4,955.03 mi (7,974.35 km) |
| Gresham to Clitheroe | 4,721.50 mi (7,598.53 km) |
| Gresham to Clydebank | 4,563.74 mi (7,344.63 km) |
| Gresham to Coalville | 4,809.27 mi (7,739.77 km) |
| Gresham to Coatbridge | 4,575.42 mi (7,363.43 km) |
| Gresham to Cobham | 4,909.66 mi (7,901.34 km) |
