| Clemmons to Clacton-on-Sea | 3,979.55 mi (6,404.46 km) |
| Clemmons to Clay Cross | 3,848.49 mi (6,193.54 km) |
| Clemmons to Clayton | 3,821.04 mi (6,149.37 km) |
| Clemmons to Clayton le Moors | 3,798.69 mi (6,113.40 km) |
| Clemmons to Cleckheaton | 3,825.81 mi (6,157.04 km) |
| Clemmons to Cleethorpes | 3,895.90 mi (6,269.84 km) |
| Clemmons to Clevedon | 3,823.20 mi (6,152.84 km) |
| Clemmons to Clifton | 3,862.92 mi (6,216.76 km) |
| Clemmons to Clifton | 3,845.58 mi (6,188.87 km) |
| Clemmons to Cliftonville | 3,999.09 mi (6,435.91 km) |
| Clemmons to Clitheroe | 3,796.67 mi (6,110.15 km) |
| Clemmons to Clydebank | 3,686.31 mi (5,932.54 km) |
| Clemmons to Coalville | 3,858.74 mi (6,210.04 km) |
| Clemmons to Coatbridge | 3,701.02 mi (5,956.22 km) |
| Clemmons to Cobham | 3,926.18 mi (6,318.58 km) |
