| Montemor-o-Velho to Mangualde | 57.18 mi (92.02 km) |
| Montemor-o-Velho to Marco de Canavezes | 75.59 mi (121.66 km) |
| Montemor-o-Velho to Marinha Grande | 31.69 mi (51.00 km) |
| Montemor-o-Velho to Massama | 102.40 mi (164.79 km) |
| Montemor-o-Velho to Matosinhos | 70.25 mi (113.05 km) |
| Montemor-o-Velho to Mealhada | 19.37 mi (31.17 km) |
| Montemor-o-Velho to Melgaco | 136.46 mi (219.62 km) |
| Montemor-o-Velho to Melres | 63.93 mi (102.89 km) |
| Montemor-o-Velho to Mira | 18.61 mi (29.95 km) |
| Montemor-o-Velho to Miranda do Corvo | 19.05 mi (30.67 km) |
| Montemor-o-Velho to Mirandela | 120.26 mi (193.54 km) |
| Montemor-o-Velho to Mogadouro | 130.73 mi (210.40 km) |
| Montemor-o-Velho to Moimenta da Beira | 79.42 mi (127.81 km) |
| Montemor-o-Velho to Moita | 106.01 mi (170.61 km) |
| Montemor-o-Velho to Moncao | 132.16 mi (212.69 km) |
