| Le Mont-sur-Lausanne to Mangualde | 826.48 mi (1,330.08 km) |
| Le Mont-sur-Lausanne to Marco de Canavezes | 821.71 mi (1,322.41 km) |
| Le Mont-sur-Lausanne to Marinha Grande | 911.06 mi (1,466.22 km) |
| Le Mont-sur-Lausanne to Massama | 967.27 mi (1,556.67 km) |
| Le Mont-sur-Lausanne to Matosinhos | 846.15 mi (1,361.74 km) |
| Le Mont-sur-Lausanne to Mealhada | 864.97 mi (1,392.03 km) |
| Le Mont-sur-Lausanne to Melgaco | 795.08 mi (1,279.57 km) |
| Le Mont-sur-Lausanne to Melres | 837.01 mi (1,347.04 km) |
| Le Mont-sur-Lausanne to Mira | 875.38 mi (1,408.79 km) |
| Le Mont-sur-Lausanne to Miranda do Corvo | 871.13 mi (1,401.95 km) |
| Le Mont-sur-Lausanne to Mirandela | 767.99 mi (1,235.95 km) |
| Le Mont-sur-Lausanne to Mogadouro | 753.20 mi (1,212.16 km) |
| Le Mont-sur-Lausanne to Moimenta da Beira | 805.64 mi (1,296.55 km) |
| Le Mont-sur-Lausanne to Moita | 959.74 mi (1,544.56 km) |
| Le Mont-sur-Lausanne to Moncao | 806.17 mi (1,297.40 km) |
