| Lauf to Marco de Canavezes | 1,100.12 mi (1,770.47 km) |
| Lauf to Marinha Grande | 1,194.94 mi (1,923.08 km) |
| Lauf to Massama | 1,254.45 mi (2,018.84 km) |
| Lauf to Matosinhos | 1,122.72 mi (1,806.84 km) |
| Lauf to Mealhada | 1,147.10 mi (1,846.08 km) |
| Lauf to Melgaco | 1,066.42 mi (1,716.23 km) |
| Lauf to Melres | 1,115.33 mi (1,794.95 km) |
| Lauf to Mira | 1,156.36 mi (1,860.99 km) |
| Lauf to Miranda do Corvo | 1,155.08 mi (1,858.92 km) |
| Lauf to Mirandela | 1,047.72 mi (1,686.14 km) |
| Lauf to Mogadouro | 1,035.47 mi (1,666.42 km) |
| Lauf to Moimenta da Beira | 1,087.07 mi (1,749.48 km) |
| Lauf to Moita | 1,248.06 mi (2,008.55 km) |
| Lauf to Moncao | 1,077.08 mi (1,733.39 km) |
| Lauf to Montalegre | 1,058.57 mi (1,703.60 km) |
