| Upper Grand Lagoon to Clacton-on-Sea | 4,485.31 mi (7,218.41 km) |
| Upper Grand Lagoon to Clay Cross | 4,355.29 mi (7,009.17 km) |
| Upper Grand Lagoon to Clayton | 4,328.42 mi (6,965.91 km) |
| Upper Grand Lagoon to Clayton le Moors | 4,305.97 mi (6,929.79 km) |
| Upper Grand Lagoon to Cleckheaton | 4,333.14 mi (6,973.52 km) |
| Upper Grand Lagoon to Cleethorpes | 4,403.34 mi (7,086.49 km) |
| Upper Grand Lagoon to Clevedon | 4,327.47 mi (6,964.40 km) |
| Upper Grand Lagoon to Clifton | 4,369.48 mi (7,031.99 km) |
| Upper Grand Lagoon to Clifton | 4,353.25 mi (7,005.88 km) |
| Upper Grand Lagoon to Cliftonville | 4,504.42 mi (7,249.16 km) |
| Upper Grand Lagoon to Clitheroe | 4,304.05 mi (6,926.70 km) |
| Upper Grand Lagoon to Clydebank | 4,195.14 mi (6,751.43 km) |
| Upper Grand Lagoon to Coalville | 4,365.05 mi (7,024.87 km) |
| Upper Grand Lagoon to Coatbridge | 4,209.85 mi (6,775.11 km) |
| Upper Grand Lagoon to Cobham | 4,430.95 mi (7,130.92 km) |
