| Cities | Distance |
|---|---|
| Groningen to Nowy Sacz | 656.10 mi (1,055.89 km) |
| Groningen to Nowy Targ | 634.43 mi (1,021.01 km) |
| Groningen to Nowy Tomysl | 404.43 mi (650.86 km) |
| Groningen to Nysa | 496.59 mi (799.18 km) |
| Groningen to Oborniki | 428.29 mi (689.26 km) |
| Groningen to Oborniki Slaskie | 456.27 mi (734.30 km) |
| Groningen to Olawa | 481.78 mi (775.35 km) |
| Groningen to Olecko | 653.93 mi (1,052.41 km) |
| Groningen to Olesnica | 478.16 mi (769.52 km) |
| Groningen to Olesno | 528.18 mi (850.03 km) |
| Groningen to Olkusz | 590.83 mi (950.85 km) |
| Groningen to Olsztyn | 572.21 mi (920.88 km) |
| Groningen to Opalenica | 416.12 mi (669.68 km) |
| Groningen to Opoczno | 592.52 mi (953.58 km) |
| Groningen to Opole | 514.52 mi (828.04 km) |