| Kanal to Mangualde | 1,135.65 mi (1,827.65 km) |
| Kanal to Marco de Canavezes | 1,136.66 mi (1,829.28 km) |
| Kanal to Marinha Grande | 1,217.81 mi (1,959.88 km) |
| Kanal to Massama | 1,267.70 mi (2,040.16 km) |
| Kanal to Matosinhos | 1,162.68 mi (1,871.15 km) |
| Kanal to Mealhada | 1,174.84 mi (1,890.73 km) |
| Kanal to Melgaco | 1,116.83 mi (1,797.36 km) |
| Kanal to Melres | 1,151.85 mi (1,853.73 km) |
| Kanal to Mira | 1,186.59 mi (1,909.64 km) |
| Kanal to Miranda do Corvo | 1,178.37 mi (1,896.41 km) |
| Kanal to Mirandela | 1,082.29 mi (1,741.78 km) |
| Kanal to Mogadouro | 1,064.71 mi (1,713.48 km) |
| Kanal to Moimenta da Beira | 1,117.32 mi (1,798.16 km) |
| Kanal to Moita | 1,258.07 mi (2,024.66 km) |
| Kanal to Moncao | 1,128.10 mi (1,815.50 km) |
