| Brake to Marco de Canavezes | 1,140.39 mi (1,835.29 km) |
| Brake to Marinha Grande | 1,244.65 mi (2,003.08 km) |
| Brake to Massama | 1,311.48 mi (2,110.63 km) |
| Brake to Matosinhos | 1,157.75 mi (1,863.22 km) |
| Brake to Mealhada | 1,194.20 mi (1,921.87 km) |
| Brake to Melgaco | 1,093.32 mi (1,759.53 km) |
| Brake to Melres | 1,154.66 mi (1,858.25 km) |
| Brake to Mira | 1,200.18 mi (1,931.50 km) |
| Brake to Miranda do Corvo | 1,206.56 mi (1,941.77 km) |
| Brake to Mirandela | 1,093.68 mi (1,760.11 km) |
| Brake to Mogadouro | 1,088.13 mi (1,751.18 km) |
| Brake to Moimenta da Beira | 1,135.13 mi (1,826.82 km) |
| Brake to Moita | 1,308.88 mi (2,106.43 km) |
| Brake to Moncao | 1,102.56 mi (1,774.40 km) |
| Brake to Montalegre | 1,094.02 mi (1,760.65 km) |
