| Middelharnis to Nowy Sacz | 736.54 mi (1,185.34 km) |
| Middelharnis to Nowy Targ | 710.99 mi (1,144.23 km) |
| Middelharnis to Nowy Tomysl | 509.44 mi (819.86 km) |
| Middelharnis to Nysa | 577.00 mi (928.59 km) |
| Middelharnis to Oborniki | 538.45 mi (866.55 km) |
| Middelharnis to Oborniki Slaskie | 547.51 mi (881.13 km) |
| Middelharnis to Olawa | 568.72 mi (915.27 km) |
| Middelharnis to Olecko | 777.87 mi (1,251.86 km) |
| Middelharnis to Olesnica | 569.12 mi (915.91 km) |
| Middelharnis to Olesno | 617.26 mi (993.38 km) |
| Middelharnis to Olkusz | 675.52 mi (1,087.15 km) |
| Middelharnis to Olsztyn | 694.46 mi (1,117.62 km) |
| Middelharnis to Opalenica | 521.28 mi (838.92 km) |
| Middelharnis to Opoczno | 691.31 mi (1,112.56 km) |
| Middelharnis to Opole | 599.53 mi (964.85 km) |
