| Portet-sur-Garonne to Giugliano in Campania | 677.60 mi (1,090.49 km) |
| Portet-sur-Garonne to Giulianova | 634.10 mi (1,020.48 km) |
| Portet-sur-Garonne to Giussano | 412.38 mi (663.67 km) |
| Portet-sur-Garonne to Goito | 472.29 mi (760.08 km) |
| Portet-sur-Garonne to Gonzaga | 475.90 mi (765.88 km) |
| Portet-sur-Garonne to Gorgonzola | 417.34 mi (671.65 km) |
| Portet-sur-Garonne to Gorizia | 621.41 mi (1,000.06 km) |
| Portet-sur-Garonne to Gragnano | 698.90 mi (1,124.77 km) |
| Portet-sur-Garonne to Grammichele | 820.07 mi (1,319.78 km) |
| Portet-sur-Garonne to Granarolo del l'Emilia | 503.60 mi (810.46 km) |
| Portet-sur-Garonne to Gravina in Puglia | 789.88 mi (1,271.18 km) |
| Portet-sur-Garonne to Grezzana | 492.76 mi (793.03 km) |
| Portet-sur-Garonne to Gricignano d'Aversa | 675.43 mi (1,087.00 km) |
| Portet-sur-Garonne to Grosseto | 491.19 mi (790.49 km) |
| Portet-sur-Garonne to Grottaferrata | 584.36 mi (940.44 km) |
