| Chepstow to Grottaferrata | 992.30 mi (1,596.96 km) |
| Chepstow to Grottaglie | 1,224.88 mi (1,971.25 km) |
| Chepstow to Grottammare | 974.83 mi (1,568.83 km) |
| Chepstow to Grugliasco | 653.00 mi (1,050.90 km) |
| Chepstow to Grumo Appula | 1,174.15 mi (1,889.62 km) |
| Chepstow to Grumo Nevano | 1,091.38 mi (1,756.40 km) |
| Chepstow to Gualdo Tadino | 923.83 mi (1,486.76 km) |
| Chepstow to Guardiagrele | 1,025.76 mi (1,650.81 km) |
| Chepstow to Guastalla | 767.63 mi (1,235.38 km) |
| Chepstow to Gubbio | 910.40 mi (1,465.15 km) |
| Chepstow to Guspini | 996.91 mi (1,604.37 km) |
| Chepstow to Gussago | 717.66 mi (1,154.96 km) |
| Chepstow to Iesi | 926.59 mi (1,491.21 km) |
| Chepstow to Iesolo | 815.16 mi (1,311.88 km) |
| Chepstow to Iglesias | 1,007.42 mi (1,621.29 km) |
