| Mariano Comense to Grottaferrata | 321.43 mi (517.29 km) |
| Mariano Comense to Grottaglie | 547.73 mi (881.48 km) |
| Mariano Comense to Grottammare | 297.57 mi (478.89 km) |
| Mariano Comense to Grugliasco | 89.32 mi (143.75 km) |
| Mariano Comense to Grumo Appula | 496.90 mi (799.68 km) |
| Mariano Comense to Grumo Nevano | 416.67 mi (670.57 km) |
| Mariano Comense to Gualdo Tadino | 246.04 mi (395.96 km) |
| Mariano Comense to Guardiagrele | 347.96 mi (559.99 km) |
| Mariano Comense to Guastalla | 90.14 mi (145.06 km) |
| Mariano Comense to Gubbio | 232.64 mi (374.40 km) |
| Mariano Comense to Guspini | 426.99 mi (687.18 km) |
| Mariano Comense to Gussago | 47.20 mi (75.96 km) |
| Mariano Comense to Iesi | 249.77 mi (401.96 km) |
| Mariano Comense to Iesolo | 167.67 mi (269.84 km) |
| Mariano Comense to Iglesias | 442.28 mi (711.78 km) |
