| Mastic Beach to Clacton-on-Sea | 3,456.93 mi (5,563.40 km) |
| Mastic Beach to Clay Cross | 3,326.43 mi (5,353.37 km) |
| Mastic Beach to Clayton | 3,299.43 mi (5,309.92 km) |
| Mastic Beach to Clayton le Moors | 3,276.99 mi (5,273.81 km) |
| Mastic Beach to Cleckheaton | 3,304.16 mi (5,317.53 km) |
| Mastic Beach to Cleethorpes | 3,374.35 mi (5,430.49 km) |
| Mastic Beach to Clevedon | 3,300.14 mi (5,311.07 km) |
| Mastic Beach to Clifton | 3,340.70 mi (5,376.34 km) |
| Mastic Beach to Clifton | 3,324.25 mi (5,349.87 km) |
| Mastic Beach to Cliftonville | 3,476.31 mi (5,594.58 km) |
| Mastic Beach to Clitheroe | 3,275.06 mi (5,270.70 km) |
| Mastic Beach to Clydebank | 3,166.68 mi (5,096.29 km) |
| Mastic Beach to Coalville | 3,336.38 mi (5,369.39 km) |
| Mastic Beach to Coatbridge | 3,181.40 mi (5,119.97 km) |
| Mastic Beach to Cobham | 3,403.24 mi (5,476.98 km) |
