| Constanta to Clay Cross | 1,491.01 mi (2,399.55 km) |
| Constanta to Clayton | 1,516.66 mi (2,440.82 km) |
| Constanta to Clayton le Moors | 1,539.23 mi (2,477.14 km) |
| Constanta to Cleckheaton | 1,511.98 mi (2,433.30 km) |
| Constanta to Cleethorpes | 1,441.67 mi (2,320.14 km) |
| Constanta to Clevedon | 1,531.27 mi (2,464.35 km) |
| Constanta to Clifton | 1,477.63 mi (2,378.01 km) |
| Constanta to Clifton | 1,491.60 mi (2,400.50 km) |
| Constanta to Cliftonville | 1,349.42 mi (2,171.68 km) |
| Constanta to Clitheroe | 1,541.01 mi (2,480.02 km) |
| Constanta to Clydebank | 1,652.87 mi (2,660.04 km) |
| Constanta to Coalville | 1,482.95 mi (2,386.58 km) |
| Constanta to Coatbridge | 1,638.22 mi (2,636.46 km) |
| Constanta to Cobham | 1,425.80 mi (2,294.60 km) |
| Constanta to Cockermouth | 1,591.78 mi (2,561.72 km) |
