| Postojna to Plombieres | 511.15 mi (822.62 km) |
| Postojna to Pont-a-Celles | 559.06 mi (899.72 km) |
| Postojna to Poperinge | 632.76 mi (1,018.34 km) |
| Postojna to Profondeville | 535.18 mi (861.28 km) |
| Postojna to Putte | 570.02 mi (917.37 km) |
| Postojna to Puurs | 583.55 mi (939.13 km) |
| Postojna to Quaregnon | 574.91 mi (925.23 km) |
| Postojna to Raeren | 503.31 mi (810.00 km) |
| Postojna to Ranst | 579.07 mi (931.92 km) |
| Postojna to Ravels | 570.75 mi (918.54 km) |
| Postojna to Retie | 564.17 mi (907.95 km) |
| Postojna to Riemst | 526.31 mi (847.02 km) |
| Postojna to Rijkevorsel | 577.91 mi (930.05 km) |
| Postojna to Rixensart | 560.43 mi (901.92 km) |
| Postojna to Rochefort | 514.44 mi (827.92 km) |
