| Somma Vesuviana to Grottaferrata | 111.31 mi (179.14 km) |
| Somma Vesuviana to Grottaglie | 158.68 mi (255.37 km) |
| Somma Vesuviana to Grottammare | 149.20 mi (240.11 km) |
| Somma Vesuviana to Grugliasco | 451.69 mi (726.93 km) |
| Somma Vesuviana to Grumo Appula | 118.53 mi (190.75 km) |
| Somma Vesuviana to Grumo Nevano | 9.83 mi (15.82 km) |
| Somma Vesuviana to Gualdo Tadino | 183.85 mi (295.87 km) |
| Somma Vesuviana to Guardiagrele | 92.43 mi (148.74 km) |
| Somma Vesuviana to Guastalla | 338.29 mi (544.42 km) |
| Somma Vesuviana to Gubbio | 196.18 mi (315.72 km) |
| Somma Vesuviana to Guspini | 319.86 mi (514.77 km) |
| Somma Vesuviana to Gussago | 391.35 mi (629.81 km) |
| Somma Vesuviana to Iesi | 193.15 mi (310.85 km) |
| Somma Vesuviana to Iesolo | 334.40 mi (538.17 km) |
| Somma Vesuviana to Iglesias | 329.95 mi (531.00 km) |
