| Grenchen to Butzbach | 231.55 mi (372.64 km) |
| Grenchen to Buxtehude | 446.01 mi (717.79 km) |
| Grenchen to Cadolzburg | 223.10 mi (359.04 km) |
| Grenchen to Calbe | 380.06 mi (611.65 km) |
| Grenchen to Calw | 122.25 mi (196.74 km) |
| Grenchen to Castrop-Rauxel | 301.23 mi (484.78 km) |
| Grenchen to Celle | 394.01 mi (634.10 km) |
| Grenchen to Cham | 279.42 mi (449.68 km) |
| Grenchen to Chemnitz | 354.68 mi (570.81 km) |
| Grenchen to Clausthal-Zellerfeld | 344.96 mi (555.15 km) |
| Grenchen to Cloppenburg | 392.10 mi (631.02 km) |
| Grenchen to Coburg | 267.61 mi (430.67 km) |
| Grenchen to Coesfeld | 329.00 mi (529.48 km) |
| Grenchen to Cologne | 259.59 mi (417.76 km) |
| Grenchen to Coswig | 390.07 mi (627.75 km) |
