| Trets to Marco de Canavezes | 723.07 mi (1,163.66 km) |
| Trets to Marinha Grande | 796.10 mi (1,281.20 km) |
| Trets to Massama | 842.09 mi (1,355.22 km) |
| Trets to Matosinhos | 750.42 mi (1,207.69 km) |
| Trets to Mealhada | 755.91 mi (1,216.52 km) |
| Trets to Melgaco | 712.63 mi (1,146.86 km) |
| Trets to Melres | 737.89 mi (1,187.51 km) |
| Trets to Mira | 768.64 mi (1,237.00 km) |
| Trets to Miranda do Corvo | 757.40 mi (1,218.92 km) |
| Trets to Mirandela | 668.97 mi (1,076.60 km) |
| Trets to Mogadouro | 648.86 mi (1,044.24 km) |
| Trets to Moimenta da Beira | 700.76 mi (1,127.76 km) |
| Trets to Moita | 831.63 mi (1,338.37 km) |
| Trets to Moncao | 723.95 mi (1,165.09 km) |
| Trets to Montalegre | 693.40 mi (1,115.92 km) |
