| Holborn to Grottaferrata | 902.85 mi (1,453.00 km) |
| Holborn to Grottaglie | 1,128.19 mi (1,815.65 km) |
| Holborn to Grottammare | 878.90 mi (1,414.45 km) |
| Holborn to Grugliasco | 568.34 mi (914.66 km) |
| Holborn to Grumo Appula | 1,077.70 mi (1,734.40 km) |
| Holborn to Grumo Nevano | 1,000.26 mi (1,609.76 km) |
| Holborn to Gualdo Tadino | 829.61 mi (1,335.13 km) |
| Holborn to Guardiagrele | 931.31 mi (1,498.79 km) |
| Holborn to Guastalla | 672.89 mi (1,082.91 km) |
| Holborn to Gubbio | 816.33 mi (1,313.76 km) |
| Holborn to Guspini | 928.63 mi (1,494.48 km) |
| Holborn to Gussago | 621.55 mi (1,000.29 km) |
| Holborn to Iesi | 830.43 mi (1,336.44 km) |
| Holborn to Iesolo | 713.91 mi (1,148.93 km) |
| Holborn to Iglesias | 940.18 mi (1,513.08 km) |
