| Wierden to Marco de Canavezes | 1,036.52 mi (1,668.11 km) |
| Wierden to Marinha Grande | 1,140.83 mi (1,835.98 km) |
| Wierden to Massama | 1,207.75 mi (1,943.68 km) |
| Wierden to Matosinhos | 1,053.87 mi (1,696.04 km) |
| Wierden to Mealhada | 1,090.36 mi (1,754.76 km) |
| Wierden to Melgaco | 989.49 mi (1,592.43 km) |
| Wierden to Melres | 1,050.78 mi (1,691.07 km) |
| Wierden to Mira | 1,096.31 mi (1,764.34 km) |
| Wierden to Miranda do Corvo | 1,102.78 mi (1,774.74 km) |
| Wierden to Mirandela | 989.87 mi (1,593.04 km) |
| Wierden to Mogadouro | 984.45 mi (1,584.32 km) |
| Wierden to Moimenta da Beira | 1,031.33 mi (1,659.77 km) |
| Wierden to Moita | 1,205.23 mi (1,939.62 km) |
| Wierden to Moncao | 998.75 mi (1,607.33 km) |
| Wierden to Montalegre | 990.13 mi (1,593.46 km) |
