| Oak Hills to Clacton-on-Sea | 4,934.47 mi (7,941.27 km) |
| Oak Hills to Clay Cross | 4,793.18 mi (7,713.88 km) |
| Oak Hills to Clayton | 4,749.83 mi (7,644.12 km) |
| Oak Hills to Clayton le Moors | 4,735.15 mi (7,620.48 km) |
| Oak Hills to Cleckheaton | 4,755.33 mi (7,652.97 km) |
| Oak Hills to Cleethorpes | 4,808.68 mi (7,738.83 km) |
| Oak Hills to Clevedon | 4,845.53 mi (7,798.13 km) |
| Oak Hills to Clifton | 4,813.25 mi (7,746.18 km) |
| Oak Hills to Clifton | 4,758.45 mi (7,657.98 km) |
| Oak Hills to Cliftonville | 4,963.34 mi (7,987.73 km) |
| Oak Hills to Clitheroe | 4,729.89 mi (7,612.03 km) |
| Oak Hills to Clydebank | 4,571.96 mi (7,357.87 km) |
| Oak Hills to Coalville | 4,817.74 mi (7,753.41 km) |
| Oak Hills to Coatbridge | 4,583.60 mi (7,376.60 km) |
| Oak Hills to Cobham | 4,918.28 mi (7,915.21 km) |
