| Solothurn to Clay Cross | 569.66 mi (916.78 km) |
| Solothurn to Clayton | 610.98 mi (983.27 km) |
| Solothurn to Clayton le Moors | 627.64 mi (1,010.08 km) |
| Solothurn to Cleckheaton | 605.46 mi (974.40 km) |
| Solothurn to Cleethorpes | 549.32 mi (884.05 km) |
| Solothurn to Clevedon | 550.46 mi (885.88 km) |
| Solothurn to Clifton | 550.34 mi (885.68 km) |
| Solothurn to Clifton | 600.09 mi (965.75 km) |
| Solothurn to Cliftonville | 398.87 mi (641.92 km) |
| Solothurn to Clitheroe | 632.34 mi (1,017.65 km) |
| Solothurn to Clydebank | 786.92 mi (1,266.42 km) |
| Solothurn to Coalville | 548.17 mi (882.19 km) |
| Solothurn to Coatbridge | 774.87 mi (1,247.03 km) |
| Solothurn to Cobham | 456.65 mi (734.91 km) |
| Solothurn to Cockermouth | 698.17 mi (1,123.59 km) |
