| Stockton-on-Tees to Grottaferrata | 1,089.08 mi (1,752.71 km) |
| Stockton-on-Tees to Grottaglie | 1,297.71 mi (2,088.47 km) |
| Stockton-on-Tees to Grottammare | 1,052.92 mi (1,694.51 km) |
| Stockton-on-Tees to Grugliasco | 765.70 mi (1,232.27 km) |
| Stockton-on-Tees to Grumo Appula | 1,248.27 mi (2,008.90 km) |
| Stockton-on-Tees to Grumo Nevano | 1,182.69 mi (1,903.35 km) |
| Stockton-on-Tees to Gualdo Tadino | 1,007.99 mi (1,622.21 km) |
| Stockton-on-Tees to Guardiagrele | 1,107.93 mi (1,783.04 km) |
| Stockton-on-Tees to Guastalla | 852.74 mi (1,372.35 km) |
| Stockton-on-Tees to Gubbio | 995.21 mi (1,601.64 km) |
| Stockton-on-Tees to Guspini | 1,137.10 mi (1,829.98 km) |
| Stockton-on-Tees to Gussago | 799.62 mi (1,286.86 km) |
| Stockton-on-Tees to Iesi | 1,004.59 mi (1,616.73 km) |
| Stockton-on-Tees to Iesolo | 876.57 mi (1,410.71 km) |
| Stockton-on-Tees to Iglesias | 1,149.25 mi (1,849.54 km) |
