| Cities | Distance |
|---|---|
| Postojna to Nasaud | 495.20 mi (796.95 km) |
| Postojna to Navodari | 709.07 mi (1,141.14 km) |
| Postojna to Negresti-Oas | 458.51 mi (737.90 km) |
| Postojna to Nehoiu | 585.06 mi (941.56 km) |
| Postojna to Ocna Mures | 463.94 mi (746.64 km) |
| Postojna to Odobesti | 618.77 mi (995.82 km) |
| Postojna to Odorheiu Secuiesc | 532.61 mi (857.15 km) |
| Postojna to Oltenita | 618.11 mi (994.75 km) |
| Postojna to Onesti | 602.72 mi (969.98 km) |
| Postojna to Oradea | 377.68 mi (607.81 km) |
| Postojna to Orastie | 432.57 mi (696.15 km) |
| Postojna to Oravita | 365.83 mi (588.75 km) |
| Postojna to Orsova | 404.38 mi (650.79 km) |
| Postojna to Otelu Rosu | 393.36 mi (633.05 km) |
| Postojna to Otopeni | 583.23 mi (938.61 km) |