| Montignoso to Marco de Canavezes | 949.81 mi (1,528.57 km) |
| Montignoso to Marinha Grande | 1,023.09 mi (1,646.50 km) |
| Montignoso to Massama | 1,068.23 mi (1,719.14 km) |
| Montignoso to Matosinhos | 977.02 mi (1,572.36 km) |
| Montignoso to Mealhada | 983.03 mi (1,582.03 km) |
| Montignoso to Melgaco | 937.66 mi (1,509.02 km) |
| Montignoso to Melres | 964.68 mi (1,552.51 km) |
| Montignoso to Mira | 995.74 mi (1,602.49 km) |
| Montignoso to Miranda do Corvo | 984.46 mi (1,584.34 km) |
| Montignoso to Mirandela | 895.62 mi (1,441.36 km) |
| Montignoso to Mogadouro | 875.78 mi (1,409.44 km) |
| Montignoso to Moimenta da Beira | 927.77 mi (1,493.10 km) |
| Montignoso to Moita | 1,057.42 mi (1,701.76 km) |
| Montignoso to Moncao | 949.00 mi (1,527.26 km) |
| Montignoso to Montalegre | 919.30 mi (1,479.47 km) |
