| Portishead to Mancha Real | 947.32 mi (1,524.56 km) |
| Portishead to Manilva | 1,050.51 mi (1,690.63 km) |
| Portishead to Manises | 836.59 mi (1,346.36 km) |
| Portishead to Manlleu | 697.06 mi (1,121.80 km) |
| Portishead to Manresa | 708.18 mi (1,139.71 km) |
| Portishead to Manzanares | 863.31 mi (1,389.37 km) |
| Portishead to Manzanares el Real | 745.06 mi (1,199.06 km) |
| Portishead to Maracena | 987.85 mi (1,589.79 km) |
| Portishead to Marbella | 1,039.38 mi (1,672.72 km) |
| Portishead to Marchena | 986.28 mi (1,587.27 km) |
| Portishead to Marin | 687.17 mi (1,105.90 km) |
| Portishead to Marratxi | 859.97 mi (1,383.99 km) |
| Portishead to Martorell | 726.36 mi (1,168.97 km) |
| Portishead to Martos | 953.04 mi (1,533.76 km) |
| Portishead to Masamagrell | 831.41 mi (1,338.03 km) |
