| Cities | Distance |
|---|---|
| Postojna to Smolyan | 598.05 mi (962.46 km) |
| Postojna to Sofia | 498.41 mi (802.12 km) |
| Postojna to Sopot | 564.16 mi (907.93 km) |
| Postojna to Sozopol | 707.25 mi (1,138.21 km) |
| Postojna to Sredets | 685.86 mi (1,103.79 km) |
| Postojna to Stamboliyski | 571.08 mi (919.06 km) |
| Postojna to Stara Zagora | 611.89 mi (984.75 km) |
| Postojna to Svilengrad | 658.18 mi (1,059.24 km) |
| Postojna to Svishtov | 566.40 mi (911.54 km) |
| Postojna to Targovishte | 633.20 mi (1,019.04 km) |
| Postojna to Teteven | 534.09 mi (859.54 km) |
| Postojna to Troyan | 555.72 mi (894.35 km) |
| Postojna to Tryavna | 592.37 mi (953.32 km) |
| Postojna to Tutrakan | 617.82 mi (994.28 km) |
| Postojna to Varna | 697.12 mi (1,121.91 km) |