| Postojna to Giovinazzo | 340.27 mi (547.61 km) |
| Postojna to Giugliano in Campania | 334.69 mi (538.63 km) |
| Postojna to Giulianova | 209.48 mi (337.12 km) |
| Postojna to Giussano | 240.99 mi (387.83 km) |
| Postojna to Goito | 175.52 mi (282.47 km) |
| Postojna to Gonzaga | 174.49 mi (280.81 km) |
| Postojna to Gorgonzola | 233.05 mi (375.05 km) |
| Postojna to Gorizia | 30.72 mi (49.44 km) |
| Postojna to Gragnano | 351.34 mi (565.42 km) |
| Postojna to Grammichele | 591.92 mi (952.61 km) |
| Postojna to Granarolo del l'Emilia | 159.05 mi (255.97 km) |
| Postojna to Gravina in Puglia | 360.07 mi (579.48 km) |
| Postojna to Grezzana | 155.45 mi (250.17 km) |
| Postojna to Gricignano d'Aversa | 329.99 mi (531.06 km) |
| Postojna to Grosseto | 258.72 mi (416.37 km) |
