| Planken to Marco de Canavezes | 966.37 mi (1,555.22 km) |
| Planken to Marinha Grande | 1,055.15 mi (1,698.09 km) |
| Planken to Massama | 1,110.61 mi (1,787.36 km) |
| Planken to Matosinhos | 990.86 mi (1,594.64 km) |
| Planken to Mealhada | 1,009.32 mi (1,624.35 km) |
| Planken to Melgaco | 939.71 mi (1,512.32 km) |
| Planken to Melres | 981.67 mi (1,579.85 km) |
| Planken to Mira | 1,019.85 mi (1,641.29 km) |
| Planken to Miranda do Corvo | 1,015.23 mi (1,633.86 km) |
| Planken to Mirandela | 912.60 mi (1,468.69 km) |
| Planken to Mogadouro | 897.62 mi (1,444.57 km) |
| Planken to Moimenta da Beira | 950.10 mi (1,529.04 km) |
| Planken to Moita | 1,102.76 mi (1,774.73 km) |
| Planken to Moncao | 950.78 mi (1,530.13 km) |
| Planken to Montalegre | 928.03 mi (1,493.51 km) |
