| Highgate to Grottaferrata | 906.25 mi (1,458.47 km) |
| Highgate to Grottaglie | 1,131.33 mi (1,820.71 km) |
| Highgate to Grottammare | 882.08 mi (1,419.58 km) |
| Highgate to Grugliasco | 571.89 mi (920.36 km) |
| Highgate to Grumo Appula | 1,080.86 mi (1,739.47 km) |
| Highgate to Grumo Nevano | 1,003.60 mi (1,615.14 km) |
| Highgate to Gualdo Tadino | 832.86 mi (1,340.37 km) |
| Highgate to Guardiagrele | 934.55 mi (1,504.01 km) |
| Highgate to Guastalla | 676.14 mi (1,088.14 km) |
| Highgate to Gubbio | 819.60 mi (1,319.01 km) |
| Highgate to Guspini | 932.36 mi (1,500.49 km) |
| Highgate to Gussago | 624.76 mi (1,005.45 km) |
| Highgate to Iesi | 833.61 mi (1,341.56 km) |
| Highgate to Iesolo | 716.86 mi (1,153.68 km) |
| Highgate to Iglesias | 943.92 mi (1,519.09 km) |
