| Postojna to Sangeorgiu de Mures | 493.21 mi (793.74 km) |
| Postojna to Sangeorz-Bai | 508.75 mi (818.75 km) |
| Postojna to Sannicolau Mare | 308.12 mi (495.87 km) |
| Postojna to Santana | 351.43 mi (565.58 km) |
| Postojna to Satu Mare | 433.16 mi (697.10 km) |
| Postojna to Scobinti | 613.46 mi (987.27 km) |
| Postojna to Scornicesti | 509.94 mi (820.67 km) |
| Postojna to Sebes | 450.06 mi (724.30 km) |
| Postojna to Seini | 450.15 mi (724.45 km) |
| Postojna to Sfantu-Gheorghe | 556.85 mi (896.16 km) |
| Postojna to Sibiu | 478.54 mi (770.14 km) |
| Postojna to Sighetu Marmatiei | 480.53 mi (773.34 km) |
| Postojna to Sighisoara | 508.24 mi (817.94 km) |
| Postojna to Simeria | 423.43 mi (681.45 km) |
| Postojna to Sinaia | 548.78 mi (883.17 km) |
