| Most to Marco de Canavezes | 1,223.64 mi (1,969.26 km) |
| Most to Marinha Grande | 1,319.21 mi (2,123.07 km) |
| Most to Massama | 1,379.13 mi (2,219.49 km) |
| Most to Matosinhos | 1,245.91 mi (2,005.10 km) |
| Most to Mealhada | 1,271.15 mi (2,045.73 km) |
| Most to Melgaco | 1,188.79 mi (1,913.17 km) |
| Most to Melres | 1,238.82 mi (1,993.69 km) |
| Most to Mira | 1,280.23 mi (2,060.33 km) |
| Most to Miranda do Corvo | 1,279.39 mi (2,058.97 km) |
| Most to Mirandela | 1,171.51 mi (1,885.36 km) |
| Most to Mogadouro | 1,159.63 mi (1,866.25 km) |
| Most to Moimenta da Beira | 1,211.07 mi (1,949.04 km) |
| Most to Moita | 1,372.87 mi (2,209.43 km) |
| Most to Moncao | 1,199.35 mi (1,930.17 km) |
| Most to Montalegre | 1,181.63 mi (1,901.66 km) |
