| Portet-sur-Garonne to Grottaglie | 846.62 mi (1,362.50 km) |
| Portet-sur-Garonne to Grottammare | 627.47 mi (1,009.82 km) |
| Portet-sur-Garonne to Grugliasco | 323.26 mi (520.23 km) |
| Portet-sur-Garonne to Grumo Appula | 799.64 mi (1,286.90 km) |
| Portet-sur-Garonne to Grumo Nevano | 681.06 mi (1,096.06 km) |
| Portet-sur-Garonne to Gualdo Tadino | 571.27 mi (919.36 km) |
| Portet-sur-Garonne to Guardiagrele | 654.53 mi (1,053.36 km) |
| Portet-sur-Garonne to Guastalla | 468.30 mi (753.65 km) |
| Portet-sur-Garonne to Gubbio | 559.65 mi (900.67 km) |
| Portet-sur-Garonne to Guspini | 464.14 mi (746.96 km) |
| Portet-sur-Garonne to Gussago | 453.49 mi (729.82 km) |
| Portet-sur-Garonne to Iesi | 592.33 mi (953.27 km) |
| Portet-sur-Garonne to Iesolo | 570.23 mi (917.70 km) |
| Portet-sur-Garonne to Iglesias | 469.58 mi (755.71 km) |
| Portet-sur-Garonne to Imola | 515.75 mi (830.02 km) |
