| Castel San Giorgio to Grottaglie | 144.30 mi (232.22 km) |
| Castel San Giorgio to Grottammare | 158.37 mi (254.87 km) |
| Castel San Giorgio to Grugliasco | 466.04 mi (750.02 km) |
| Castel San Giorgio to Grumo Appula | 105.68 mi (170.08 km) |
| Castel San Giorgio to Grumo Nevano | 24.90 mi (40.08 km) |
| Castel San Giorgio to Gualdo Tadino | 195.79 mi (315.09 km) |
| Castel San Giorgio to Guardiagrele | 101.03 mi (162.59 km) |
| Castel San Giorgio to Guastalla | 351.04 mi (564.95 km) |
| Castel San Giorgio to Gubbio | 208.36 mi (335.33 km) |
| Castel San Giorgio to Guspini | 331.71 mi (533.84 km) |
| Castel San Giorgio to Gussago | 403.94 mi (650.07 km) |
| Castel San Giorgio to Iesi | 203.58 mi (327.62 km) |
| Castel San Giorgio to Iesolo | 344.11 mi (553.78 km) |
| Castel San Giorgio to Iglesias | 341.45 mi (549.50 km) |
| Castel San Giorgio to Imola | 289.63 mi (466.11 km) |
