| Cities | Distance |
|---|---|
| Postojna to Koscian | 449.54 mi (723.47 km) |
| Postojna to Koscielisko | 358.55 mi (577.03 km) |
| Postojna to Koscierzyna | 599.95 mi (965.52 km) |
| Postojna to Kostrzyn | 477.01 mi (767.67 km) |
| Postojna to Kostrzyn nad Odra | 471.13 mi (758.22 km) |
| Postojna to Koszalin | 588.53 mi (947.14 km) |
| Postojna to Kowary | 354.44 mi (570.42 km) |
| Postojna to Kozienice | 522.46 mi (840.83 km) |
| Postojna to Kozuchow | 417.55 mi (671.98 km) |
| Postojna to Kozy | 363.61 mi (585.17 km) |
| Postojna to Krakow | 397.15 mi (639.15 km) |
| Postojna to Krapkowice | 367.32 mi (591.14 km) |
| Postojna to Krasnik | 510.56 mi (821.66 km) |
| Postojna to Krasnystaw | 546.02 mi (878.73 km) |
| Postojna to Krosno | 441.86 mi (711.11 km) |