| Postojna to Nowy Dwor Mazowiecki | 545.50 mi (877.90 km) |
| Postojna to Nowy Sacz | 401.71 mi (646.49 km) |
| Postojna to Nowy Targ | 371.37 mi (597.66 km) |
| Postojna to Nowy Tomysl | 460.17 mi (740.57 km) |
| Postojna to Nysa | 354.83 mi (571.05 km) |
| Postojna to Oborniki | 489.18 mi (787.26 km) |
| Postojna to Oborniki Slaskie | 400.83 mi (645.08 km) |
| Postojna to Olawa | 383.39 mi (617.01 km) |
| Postojna to Olecko | 678.31 mi (1,091.64 km) |
| Postojna to Olesnica | 401.80 mi (646.63 km) |
| Postojna to Olesno | 401.60 mi (646.31 km) |
| Postojna to Olkusz | 397.33 mi (639.44 km) |
| Postojna to Olsztyn | 618.97 mi (996.13 km) |
| Postojna to Opalenica | 462.12 mi (743.71 km) |
| Postojna to Opoczno | 475.94 mi (765.95 km) |
