| Leighton Buzzard to Grottaferrata | 938.68 mi (1,510.65 km) |
| Leighton Buzzard to Grottaglie | 1,163.17 mi (1,871.94 km) |
| Leighton Buzzard to Grottammare | 914.06 mi (1,471.03 km) |
| Leighton Buzzard to Grugliasco | 604.39 mi (972.67 km) |
| Leighton Buzzard to Grumo Appula | 1,112.73 mi (1,790.77 km) |
| Leighton Buzzard to Grumo Nevano | 1,035.95 mi (1,667.19 km) |
| Leighton Buzzard to Gualdo Tadino | 865.02 mi (1,392.11 km) |
| Leighton Buzzard to Guardiagrele | 966.66 mi (1,555.69 km) |
| Leighton Buzzard to Guastalla | 708.29 mi (1,139.88 km) |
| Leighton Buzzard to Gubbio | 851.77 mi (1,370.78 km) |
| Leighton Buzzard to Guspini | 964.14 mi (1,551.63 km) |
| Leighton Buzzard to Gussago | 656.79 mi (1,057.00 km) |
| Leighton Buzzard to Iesi | 865.57 mi (1,393.00 km) |
| Leighton Buzzard to Iesolo | 748.04 mi (1,203.86 km) |
| Leighton Buzzard to Iglesias | 975.62 mi (1,570.11 km) |
