| Rio Maior to Grottaferrata | 1,143.58 mi (1,840.42 km) |
| Rio Maior to Grottaglie | 1,394.16 mi (2,243.68 km) |
| Rio Maior to Grottammare | 1,208.57 mi (1,945.00 km) |
| Rio Maior to Grugliasco | 931.06 mi (1,498.40 km) |
| Rio Maior to Grumo Appula | 1,353.36 mi (2,178.02 km) |
| Rio Maior to Grumo Nevano | 1,226.90 mi (1,974.50 km) |
| Rio Maior to Gualdo Tadino | 1,155.71 mi (1,859.93 km) |
| Rio Maior to Guardiagrele | 1,223.61 mi (1,969.22 km) |
| Rio Maior to Guastalla | 1,072.59 mi (1,726.17 km) |
| Rio Maior to Gubbio | 1,145.78 mi (1,843.95 km) |
| Rio Maior to Guspini | 936.06 mi (1,506.44 km) |
| Rio Maior to Gussago | 1,061.22 mi (1,707.87 km) |
| Rio Maior to Iesi | 1,180.67 mi (1,900.11 km) |
| Rio Maior to Iesolo | 1,176.28 mi (1,893.04 km) |
| Rio Maior to Iglesias | 932.10 mi (1,500.07 km) |
