| Thetford to Grottaferrata | 921.35 mi (1,482.76 km) |
| Thetford to Grottaglie | 1,136.77 mi (1,829.46 km) |
| Thetford to Grottammare | 889.61 mi (1,431.69 km) |
| Thetford to Grugliasco | 594.72 mi (957.11 km) |
| Thetford to Grumo Appula | 1,086.79 mi (1,749.02 km) |
| Thetford to Grumo Nevano | 1,016.38 mi (1,635.70 km) |
| Thetford to Gualdo Tadino | 842.87 mi (1,356.47 km) |
| Thetford to Guardiagrele | 943.69 mi (1,518.72 km) |
| Thetford to Guastalla | 686.69 mi (1,105.13 km) |
| Thetford to Gubbio | 829.88 mi (1,335.56 km) |
| Thetford to Guspini | 965.69 mi (1,554.13 km) |
| Thetford to Gussago | 634.04 mi (1,020.38 km) |
| Thetford to Iesi | 841.11 mi (1,353.64 km) |
| Thetford to Iesolo | 717.61 mi (1,154.89 km) |
| Thetford to Iglesias | 977.92 mi (1,573.81 km) |
