| Stepney to Mangualde | 838.62 mi (1,349.63 km) |
| Stepney to Marco de Canavezes | 810.62 mi (1,304.57 km) |
| Stepney to Marinha Grande | 917.76 mi (1,476.99 km) |
| Stepney to Massama | 987.83 mi (1,589.75 km) |
| Stepney to Matosinhos | 823.28 mi (1,324.94 km) |
| Stepney to Mealhada | 867.33 mi (1,395.83 km) |
| Stepney to Melgaco | 755.74 mi (1,216.24 km) |
| Stepney to Melres | 823.53 mi (1,325.34 km) |
| Stepney to Mira | 870.53 mi (1,400.98 km) |
| Stepney to Miranda do Corvo | 882.63 mi (1,420.45 km) |
| Stepney to Mirandela | 770.76 mi (1,240.41 km) |
| Stepney to Mogadouro | 771.13 mi (1,241.01 km) |
| Stepney to Moimenta da Beira | 811.76 mi (1,306.40 km) |
| Stepney to Moita | 988.35 mi (1,590.59 km) |
| Stepney to Moncao | 763.55 mi (1,228.81 km) |
