| Barleben to Marco de Canavezes | 1,200.82 mi (1,932.53 km) |
| Barleben to Marinha Grande | 1,301.39 mi (2,094.39 km) |
| Barleben to Massama | 1,365.14 mi (2,196.97 km) |
| Barleben to Matosinhos | 1,220.78 mi (1,964.66 km) |
| Barleben to Mealhada | 1,251.81 mi (2,014.60 km) |
| Barleben to Melgaco | 1,159.57 mi (1,866.15 km) |
| Barleben to Melres | 1,215.65 mi (1,956.40 km) |
| Barleben to Mira | 1,259.40 mi (2,026.82 km) |
| Barleben to Miranda do Corvo | 1,262.17 mi (2,031.26 km) |
| Barleben to Mirandela | 1,150.99 mi (1,852.33 km) |
| Barleben to Mogadouro | 1,142.17 mi (1,838.14 km) |
| Barleben to Moimenta da Beira | 1,191.81 mi (1,918.03 km) |
| Barleben to Moita | 1,360.66 mi (2,189.78 km) |
| Barleben to Moncao | 1,169.55 mi (1,882.21 km) |
| Barleben to Montalegre | 1,156.30 mi (1,860.88 km) |
