| Sleaford to Malkara | 1,521.63 mi (2,448.82 km) |
| Sleaford to Manavgat | 1,894.42 mi (3,048.78 km) |
| Sleaford to Manisa | 1,650.57 mi (2,656.34 km) |
| Sleaford to Mardin | 2,237.04 mi (3,600.17 km) |
| Sleaford to Marmara Ereglisi | 1,558.74 mi (2,508.56 km) |
| Sleaford to Mazidagi | 2,219.22 mi (3,571.49 km) |
| Sleaford to Mecitozu | 1,871.06 mi (3,011.18 km) |
| Sleaford to Menderes | 1,658.68 mi (2,669.39 km) |
| Sleaford to Menemen | 1,638.81 mi (2,637.42 km) |
| Sleaford to Meram | 1,881.33 mi (3,027.71 km) |
| Sleaford to Mersin | 2,017.44 mi (3,246.76 km) |
| Sleaford to Merzifon | 1,862.37 mi (2,997.20 km) |
| Sleaford to Midyat | 2,258.07 mi (3,634.01 km) |
| Sleaford to Mugla | 1,757.03 mi (2,827.67 km) |
| Sleaford to Mus | 2,203.05 mi (3,545.47 km) |
