| Towcester to Grottaferrata | 958.94 mi (1,543.27 km) |
| Towcester to Grottaglie | 1,183.09 mi (1,904.00 km) |
| Towcester to Grottammare | 934.06 mi (1,503.23 km) |
| Towcester to Grugliasco | 624.69 mi (1,005.34 km) |
| Towcester to Grumo Appula | 1,132.68 mi (1,822.87 km) |
| Towcester to Grumo Nevano | 1,056.16 mi (1,699.73 km) |
| Towcester to Gualdo Tadino | 885.13 mi (1,424.48 km) |
| Towcester to Guardiagrele | 986.74 mi (1,588.01 km) |
| Towcester to Guastalla | 728.40 mi (1,172.25 km) |
| Towcester to Gubbio | 871.89 mi (1,403.16 km) |
| Towcester to Guspini | 984.00 mi (1,583.59 km) |
| Towcester to Gussago | 676.84 mi (1,089.27 km) |
| Towcester to Iesi | 885.57 mi (1,425.18 km) |
| Towcester to Iesolo | 767.60 mi (1,235.33 km) |
| Towcester to Iglesias | 995.43 mi (1,601.99 km) |
