| Crna Trava to Mangualde | 1,549.76 mi (2,494.11 km) |
| Crna Trava to Marco de Canavezes | 1,559.05 mi (2,509.05 km) |
| Crna Trava to Marinha Grande | 1,625.97 mi (2,616.75 km) |
| Crna Trava to Massama | 1,665.36 mi (2,680.14 km) |
| Crna Trava to Matosinhos | 1,586.75 mi (2,553.63 km) |
| Crna Trava to Mealhada | 1,588.76 mi (2,556.86 km) |
| Crna Trava to Melgaco | 1,550.13 mi (2,494.69 km) |
| Crna Trava to Melres | 1,573.66 mi (2,532.56 km) |
| Crna Trava to Mira | 1,602.11 mi (2,578.35 km) |
| Crna Trava to Miranda do Corvo | 1,588.43 mi (2,556.33 km) |
| Crna Trava to Mirandela | 1,505.28 mi (2,422.51 km) |
| Crna Trava to Mogadouro | 1,484.31 mi (2,388.76 km) |
| Crna Trava to Moimenta da Beira | 1,535.53 mi (2,471.20 km) |
| Crna Trava to Moita | 1,653.11 mi (2,660.42 km) |
| Crna Trava to Moncao | 1,561.45 mi (2,512.91 km) |
