| Groningen to Clay Cross | 330.18 mi (531.38 km) |
| Groningen to Clayton | 346.42 mi (557.51 km) |
| Groningen to Clayton le Moors | 369.66 mi (594.91 km) |
| Groningen to Cleckheaton | 342.37 mi (550.99 km) |
| Groningen to Cleethorpes | 272.39 mi (438.37 km) |
| Groningen to Clevedon | 415.99 mi (669.47 km) |
| Groningen to Clifton | 322.11 mi (518.39 km) |
| Groningen to Clifton | 318.44 mi (512.48 km) |
| Groningen to Cliftonville | 251.96 mi (405.50 km) |
| Groningen to Clitheroe | 370.30 mi (595.95 km) |
| Groningen to Clydebank | 476.25 mi (766.45 km) |
| Groningen to Coalville | 331.78 mi (533.95 km) |
| Groningen to Coatbridge | 461.69 mi (743.02 km) |
| Groningen to Cobham | 322.30 mi (518.69 km) |
| Groningen to Cockermouth | 415.58 mi (668.81 km) |
