| Middlesex to Mancha Real | 3,695.27 mi (5,946.97 km) |
| Middlesex to Manilva | 3,658.72 mi (5,888.14 km) |
| Middlesex to Manises | 3,794.86 mi (6,107.23 km) |
| Middlesex to Manlleu | 3,844.94 mi (6,187.83 km) |
| Middlesex to Manresa | 3,832.39 mi (6,167.64 km) |
| Middlesex to Manzanares | 3,669.73 mi (5,905.87 km) |
| Middlesex to Manzanares el Real | 3,595.17 mi (5,785.87 km) |
| Middlesex to Maracena | 3,712.61 mi (5,974.87 km) |
| Middlesex to Marbella | 3,672.65 mi (5,910.56 km) |
| Middlesex to Marchena | 3,620.91 mi (5,827.30 km) |
| Middlesex to Marin | 3,319.97 mi (5,342.97 km) |
| Middlesex to Marratxi | 3,941.25 mi (6,342.83 km) |
| Middlesex to Martorell | 3,844.84 mi (6,187.68 km) |
| Middlesex to Martos | 3,680.15 mi (5,922.63 km) |
| Middlesex to Masamagrell | 3,797.85 mi (6,112.05 km) |
