| Borne to Marco de Canavezes | 1,038.91 mi (1,671.97 km) |
| Borne to Marinha Grande | 1,143.06 mi (1,839.58 km) |
| Borne to Massama | 1,209.84 mi (1,947.05 km) |
| Borne to Matosinhos | 1,056.41 mi (1,700.13 km) |
| Borne to Mealhada | 1,092.62 mi (1,758.40 km) |
| Borne to Melgaco | 992.18 mi (1,596.77 km) |
| Borne to Melres | 1,053.21 mi (1,694.98 km) |
| Borne to Mira | 1,098.66 mi (1,768.12 km) |
| Borne to Miranda do Corvo | 1,104.94 mi (1,778.22 km) |
| Borne to Mirandela | 992.08 mi (1,596.59 km) |
| Borne to Mogadouro | 986.48 mi (1,587.58 km) |
| Borne to Moimenta da Beira | 1,033.52 mi (1,663.29 km) |
| Borne to Moita | 1,207.22 mi (1,942.83 km) |
| Borne to Moncao | 1,001.49 mi (1,611.74 km) |
| Borne to Montalegre | 992.61 mi (1,597.45 km) |
