| Sleaford to Mozzate | 656.90 mi (1,057.17 km) |
| Sleaford to Muggia | 815.64 mi (1,312.64 km) |
| Sleaford to Muggio | 669.67 mi (1,077.73 km) |
| Sleaford to Mugnano di Napoli | 1,078.80 mi (1,736.15 km) |
| Sleaford to Musile di Piave | 773.61 mi (1,245.00 km) |
| Sleaford to Mussomeli | 1,263.28 mi (2,033.06 km) |
| Sleaford to Naples | 1,084.32 mi (1,745.05 km) |
| Sleaford to Nardo | 1,238.50 mi (1,993.18 km) |
| Sleaford to Narni | 937.79 mi (1,509.22 km) |
| Sleaford to Nembro | 677.35 mi (1,090.09 km) |
| Sleaford to Nepi | 948.40 mi (1,526.30 km) |
| Sleaford to Nerviano | 665.28 mi (1,070.67 km) |
| Sleaford to Nettuno | 1,002.26 mi (1,612.98 km) |
| Sleaford to Nichelino | 661.71 mi (1,064.91 km) |
| Sleaford to Nicosia | 1,269.89 mi (2,043.69 km) |
