| Grenchen to Boppard | 210.29 mi (338.42 km) |
| Grenchen to Borgentreich | 313.62 mi (504.72 km) |
| Grenchen to Borgholzhausen | 341.60 mi (549.75 km) |
| Grenchen to Borken | 321.66 mi (517.66 km) |
| Grenchen to Borna | 355.88 mi (572.73 km) |
| Grenchen to Bornheim | 247.20 mi (397.84 km) |
| Grenchen to Bosel | 402.55 mi (647.84 km) |
| Grenchen to Bottrop | 300.21 mi (483.15 km) |
| Grenchen to Bovenden | 324.43 mi (522.12 km) |
| Grenchen to Brackenheim | 151.76 mi (244.23 km) |
| Grenchen to Brake | 427.11 mi (687.37 km) |
| Grenchen to Brakel | 322.83 mi (519.55 km) |
| Grenchen to Bramsche | 360.88 mi (580.78 km) |
| Grenchen to Brand | 252.11 mi (405.73 km) |
| Grenchen to Brand-Erbisdorf | 369.44 mi (594.56 km) |
