| Grenchen to Carpentras | 244.47 mi (393.44 km) |
| Grenchen to Carquefou | 416.80 mi (670.77 km) |
| Grenchen to Carqueiranne | 290.22 mi (467.06 km) |
| Grenchen to Carrieres-sous-Poissy | 275.47 mi (443.33 km) |
| Grenchen to Carrieres-sur-Seine | 264.07 mi (424.99 km) |
| Grenchen to Carros | 236.37 mi (380.40 km) |
| Grenchen to Carvin | 304.52 mi (490.08 km) |
| Grenchen to Castanet-Tolosan | 382.55 mi (615.65 km) |
| Grenchen to Castelginest | 376.58 mi (606.05 km) |
| Grenchen to Castelnau-le-Lez | 298.28 mi (480.04 km) |
| Grenchen to Castelnaudary | 376.21 mi (605.45 km) |
| Grenchen to Castelsarrasin | 373.68 mi (601.38 km) |
| Grenchen to Castres | 351.84 mi (566.23 km) |
| Grenchen to Caudebec-les-Elbeuf | 326.87 mi (526.05 km) |
| Grenchen to Caudry | 272.28 mi (438.19 km) |
