| Somma Lombardo to Gaeta | 393.32 mi (633.00 km) |
| Somma Lombardo to Gaggiano | 25.16 mi (40.49 km) |
| Somma Lombardo to Galatina | 611.39 mi (983.94 km) |
| Somma Lombardo to Galatone | 608.23 mi (978.84 km) |
| Somma Lombardo to Galbiate | 33.92 mi (54.59 km) |
| Somma Lombardo to Gallarate | 4.59 mi (7.39 km) |
| Somma Lombardo to Galliate | 13.82 mi (22.24 km) |
| Somma Lombardo to Gallipoli | 609.69 mi (981.20 km) |
| Somma Lombardo to Gambettola | 208.14 mi (334.97 km) |
| Somma Lombardo to Gambolo | 30.41 mi (48.94 km) |
| Somma Lombardo to Garbagnate Milanese | 19.83 mi (31.92 km) |
| Somma Lombardo to Gardone Val Trompia | 71.60 mi (115.23 km) |
| Somma Lombardo to Garlasco | 35.01 mi (56.34 km) |
| Somma Lombardo to Gassino Torinese | 57.26 mi (92.16 km) |
| Somma Lombardo to Gatteo | 210.85 mi (339.34 km) |
