| Grenchen to Nowy Dwor Mazowiecki | 694.06 mi (1,116.98 km) |
| Grenchen to Nowy Sacz | 631.85 mi (1,016.86 km) |
| Grenchen to Nowy Targ | 599.88 mi (965.42 km) |
| Grenchen to Nowy Tomysl | 526.17 mi (846.79 km) |
| Grenchen to Nysa | 505.09 mi (812.86 km) |
| Grenchen to Oborniki | 563.01 mi (906.07 km) |
| Grenchen to Oborniki Slaskie | 513.56 mi (826.50 km) |
| Grenchen to Olawa | 516.97 mi (831.99 km) |
| Grenchen to Olecko | 810.98 mi (1,305.15 km) |
| Grenchen to Olesnica | 528.54 mi (850.61 km) |
| Grenchen to Olesno | 559.60 mi (900.59 km) |
| Grenchen to Olkusz | 593.35 mi (954.91 km) |
| Grenchen to Olsztyn | 731.53 mi (1,177.28 km) |
| Grenchen to Opalenica | 535.08 mi (861.13 km) |
| Grenchen to Opoczno | 647.79 mi (1,042.52 km) |
