| Halen to Marco de Canavezes | 924.37 mi (1,487.63 km) |
| Halen to Marinha Grande | 1,027.96 mi (1,654.34 km) |
| Halen to Massama | 1,094.32 mi (1,761.13 km) |
| Halen to Matosinhos | 942.43 mi (1,516.69 km) |
| Halen to Mealhada | 977.62 mi (1,573.33 km) |
| Halen to Melgaco | 878.88 mi (1,414.42 km) |
| Halen to Melres | 938.80 mi (1,510.85 km) |
| Halen to Mira | 983.95 mi (1,583.52 km) |
| Halen to Miranda do Corvo | 989.62 mi (1,592.64 km) |
| Halen to Mirandela | 876.92 mi (1,411.27 km) |
| Halen to Mogadouro | 870.82 mi (1,401.46 km) |
| Halen to Moimenta da Beira | 918.31 mi (1,477.87 km) |
| Halen to Moita | 1,091.45 mi (1,756.52 km) |
| Halen to Moncao | 888.38 mi (1,429.71 km) |
| Halen to Montalegre | 878.40 mi (1,413.64 km) |
