| Os to Grottaferrata | 1,309.99 mi (2,108.23 km) |
| Os to Grottaglie | 1,453.84 mi (2,339.73 km) |
| Os to Grottammare | 1,241.85 mi (1,998.57 km) |
| Os to Grugliasco | 1,050.94 mi (1,691.33 km) |
| Os to Grumo Appula | 1,410.98 mi (2,270.76 km) |
| Os to Grumo Nevano | 1,384.89 mi (2,228.77 km) |
| Os to Gualdo Tadino | 1,213.31 mi (1,952.64 km) |
| Os to Guardiagrele | 1,299.08 mi (2,090.67 km) |
| Os to Guastalla | 1,079.24 mi (1,736.87 km) |
| Os to Gubbio | 1,203.17 mi (1,936.31 km) |
| Os to Guspini | 1,436.29 mi (2,311.48 km) |
| Os to Gussago | 1,028.58 mi (1,655.34 km) |
| Os to Iesi | 1,198.70 mi (1,929.13 km) |
| Os to Iesolo | 1,056.85 mi (1,700.84 km) |
| Os to Iglesias | 1,450.81 mi (2,334.85 km) |
