| Postojna to Grottaferrata | 286.04 mi (460.33 km) |
| Postojna to Grottaglie | 396.83 mi (638.64 km) |
| Postojna to Grottammare | 193.27 mi (311.04 km) |
| Postojna to Grugliasco | 325.42 mi (523.71 km) |
| Postojna to Grumo Appula | 351.67 mi (565.97 km) |
| Postojna to Grumo Nevano | 334.60 mi (538.49 km) |
| Postojna to Gualdo Tadino | 189.28 mi (304.62 km) |
| Postojna to Guardiagrele | 247.07 mi (397.62 km) |
| Postojna to Guastalla | 182.17 mi (293.17 km) |
| Postojna to Gubbio | 186.18 mi (299.63 km) |
| Postojna to Guspini | 515.88 mi (830.24 km) |
| Postojna to Gussago | 196.49 mi (316.23 km) |
| Postojna to Iesi | 162.82 mi (262.03 km) |
| Postojna to Iesolo | 77.60 mi (124.89 km) |
| Postojna to Iglesias | 531.45 mi (855.28 km) |
