| Witney to Grottaferrata | 958.79 mi (1,543.03 km) |
| Witney to Grottaglie | 1,187.00 mi (1,910.30 km) |
| Witney to Grottammare | 937.36 mi (1,508.53 km) |
| Witney to Grugliasco | 621.91 mi (1,000.87 km) |
| Witney to Grumo Appula | 1,136.42 mi (1,828.89 km) |
| Witney to Grumo Nevano | 1,056.92 mi (1,700.95 km) |
| Witney to Gualdo Tadino | 887.40 mi (1,428.14 km) |
| Witney to Guardiagrele | 989.24 mi (1,592.03 km) |
| Witney to Guastalla | 730.79 mi (1,176.09 km) |
| Witney to Gubbio | 874.06 mi (1,406.67 km) |
| Witney to Guspini | 975.15 mi (1,569.34 km) |
| Witney to Gussago | 679.93 mi (1,094.25 km) |
| Witney to Iesi | 888.95 mi (1,430.63 km) |
| Witney to Iesolo | 774.13 mi (1,245.85 km) |
| Witney to Iglesias | 986.22 mi (1,587.17 km) |
