| Portalegre to Giovinazzo | 1,272.46 mi (2,047.82 km) |
| Portalegre to Giugliano in Campania | 1,144.33 mi (1,841.61 km) |
| Portalegre to Giulianova | 1,135.32 mi (1,827.12 km) |
| Portalegre to Giussano | 952.55 mi (1,532.98 km) |
| Portalegre to Goito | 1,008.28 mi (1,622.68 km) |
| Portalegre to Gonzaga | 1,009.24 mi (1,624.22 km) |
| Portalegre to Gorgonzola | 956.65 mi (1,539.57 km) |
| Portalegre to Gorizia | 1,158.45 mi (1,864.35 km) |
| Portalegre to Gragnano | 1,161.60 mi (1,869.42 km) |
| Portalegre to Grammichele | 1,202.10 mi (1,934.60 km) |
| Portalegre to Granarolo del l'Emilia | 1,032.04 mi (1,660.91 km) |
| Portalegre to Gravina in Puglia | 1,260.59 mi (2,028.72 km) |
| Portalegre to Grezzana | 1,030.10 mi (1,657.78 km) |
| Portalegre to Gricignano d'Aversa | 1,143.57 mi (1,840.40 km) |
| Portalegre to Grosseto | 991.72 mi (1,596.03 km) |
