| Grayslake to Clacton-on-Sea | 3,979.95 mi (6,405.11 km) |
| Grayslake to Clay Cross | 3,840.55 mi (6,180.76 km) |
| Grayslake to Clayton | 3,806.87 mi (6,126.57 km) |
| Grayslake to Clayton le Moors | 3,786.10 mi (6,093.14 km) |
| Grayslake to Cleckheaton | 3,812.07 mi (6,134.93 km) |
| Grayslake to Cleethorpes | 3,879.55 mi (6,243.53 km) |
| Grayslake to Clevedon | 3,839.62 mi (6,179.27 km) |
| Grayslake to Clifton | 3,857.36 mi (6,207.83 km) |
| Grayslake to Clifton | 3,827.27 mi (6,159.40 km) |
| Grayslake to Cliftonville | 4,003.23 mi (6,442.57 km) |
| Grayslake to Clitheroe | 3,782.96 mi (6,088.09 km) |
| Grayslake to Clydebank | 3,652.69 mi (5,878.44 km) |
| Grayslake to Coalville | 3,855.83 mi (6,205.36 km) |
| Grayslake to Coatbridge | 3,667.04 mi (5,901.53 km) |
| Grayslake to Cobham | 3,936.61 mi (6,335.36 km) |
