| Heek to Marco de Canavezes | 1,041.74 mi (1,676.52 km) |
| Heek to Marinha Grande | 1,145.42 mi (1,843.37 km) |
| Heek to Massama | 1,211.78 mi (1,950.17 km) |
| Heek to Matosinhos | 1,059.66 mi (1,705.36 km) |
| Heek to Mealhada | 1,095.07 mi (1,762.34 km) |
| Heek to Melgaco | 995.88 mi (1,602.71 km) |
| Heek to Melres | 1,056.14 mi (1,699.69 km) |
| Heek to Mira | 1,101.36 mi (1,772.47 km) |
| Heek to Miranda do Corvo | 1,107.09 mi (1,781.69 km) |
| Heek to Mirandela | 994.38 mi (1,600.31 km) |
| Heek to Mogadouro | 988.28 mi (1,590.48 km) |
| Heek to Moimenta da Beira | 1,035.77 mi (1,666.91 km) |
| Heek to Moita | 1,208.88 mi (1,945.51 km) |
| Heek to Moncao | 1,005.31 mi (1,617.89 km) |
| Heek to Montalegre | 995.69 mi (1,602.40 km) |
