| Portalegre to Gaeta | 1,111.29 mi (1,788.45 km) |
| Portalegre to Gaggiano | 936.96 mi (1,507.89 km) |
| Portalegre to Galatina | 1,355.77 mi (2,181.90 km) |
| Portalegre to Galatone | 1,350.63 mi (2,173.63 km) |
| Portalegre to Galbiate | 962.57 mi (1,549.11 km) |
| Portalegre to Gallarate | 932.61 mi (1,500.89 km) |
| Portalegre to Galliate | 923.80 mi (1,486.72 km) |
| Portalegre to Gallipoli | 1,347.37 mi (2,168.38 km) |
| Portalegre to Gambettola | 1,068.13 mi (1,718.98 km) |
| Portalegre to Gambolo | 925.65 mi (1,489.69 km) |
| Portalegre to Garbagnate Milanese | 943.35 mi (1,518.18 km) |
| Portalegre to Gardone Val Trompia | 995.75 mi (1,602.50 km) |
| Portalegre to Garlasco | 926.61 mi (1,491.23 km) |
| Portalegre to Gassino Torinese | 875.17 mi (1,408.45 km) |
| Portalegre to Gatteo | 1,070.34 mi (1,722.54 km) |
