| New Mills to Mangualde | 921.84 mi (1,483.55 km) |
| New Mills to Marco de Canavezes | 888.89 mi (1,430.52 km) |
| New Mills to Marinha Grande | 995.58 mi (1,602.23 km) |
| New Mills to Massama | 1,066.56 mi (1,716.46 km) |
| New Mills to Matosinhos | 897.41 mi (1,444.25 km) |
| New Mills to Mealhada | 946.34 mi (1,522.99 km) |
| New Mills to Melgaco | 829.16 mi (1,334.41 km) |
| New Mills to Melres | 900.38 mi (1,449.02 km) |
| New Mills to Mira | 947.34 mi (1,524.59 km) |
| New Mills to Miranda do Corvo | 963.43 mi (1,550.50 km) |
| New Mills to Mirandela | 855.27 mi (1,376.42 km) |
| New Mills to Mogadouro | 859.70 mi (1,383.55 km) |
| New Mills to Moimenta da Beira | 894.78 mi (1,440.01 km) |
| New Mills to Moita | 1,069.29 mi (1,720.85 km) |
| New Mills to Moncao | 835.47 mi (1,344.56 km) |
