| Bend to Mangualde | 5,281.04 mi (8,499.01 km) |
| Bend to Marco de Canavezes | 5,237.88 mi (8,429.55 km) |
| Bend to Marinha Grande | 5,282.15 mi (8,500.80 km) |
| Bend to Massama | 5,319.74 mi (8,561.30 km) |
| Bend to Matosinhos | 5,218.34 mi (8,398.10 km) |
| Bend to Mealhada | 5,267.62 mi (8,477.42 km) |
| Bend to Melgaco | 5,186.66 mi (8,347.12 km) |
| Bend to Melres | 5,234.89 mi (8,424.75 km) |
| Bend to Mira | 5,254.92 mi (8,456.98 km) |
| Bend to Miranda do Corvo | 5,286.15 mi (8,507.23 km) |
| Bend to Mirandela | 5,256.65 mi (8,459.75 km) |
| Bend to Mogadouro | 5,280.65 mi (8,498.38 km) |
| Bend to Moimenta da Beira | 5,267.18 mi (8,476.71 km) |
| Bend to Moita | 5,335.87 mi (8,587.25 km) |
| Bend to Moncao | 5,181.35 mi (8,338.58 km) |
