| Sleaford to Grottaferrata | 983.83 mi (1,583.32 km) |
| Sleaford to Grottaglie | 1,199.77 mi (1,930.84 km) |
| Sleaford to Grottammare | 952.60 mi (1,533.06 km) |
| Sleaford to Grugliasco | 655.68 mi (1,055.22 km) |
| Sleaford to Grumo Appula | 1,149.79 mi (1,850.42 km) |
| Sleaford to Grumo Nevano | 1,079.11 mi (1,736.66 km) |
| Sleaford to Gualdo Tadino | 905.76 mi (1,457.69 km) |
| Sleaford to Guardiagrele | 1,006.63 mi (1,620.02 km) |
| Sleaford to Guastalla | 749.51 mi (1,206.23 km) |
| Sleaford to Gubbio | 892.75 mi (1,436.75 km) |
| Sleaford to Guspini | 1,023.75 mi (1,647.57 km) |
| Sleaford to Gussago | 696.92 mi (1,121.58 km) |
| Sleaford to Iesi | 904.09 mi (1,455.00 km) |
| Sleaford to Iesolo | 780.50 mi (1,256.09 km) |
| Sleaford to Iglesias | 1,035.73 mi (1,666.84 km) |
