| Mestre to Marco de Canavezes | 1,063.61 mi (1,711.72 km) |
| Mestre to Marinha Grande | 1,143.01 mi (1,839.50 km) |
| Mestre to Massama | 1,191.88 mi (1,918.15 km) |
| Mestre to Matosinhos | 1,089.95 mi (1,754.10 km) |
| Mestre to Mealhada | 1,100.67 mi (1,771.36 km) |
| Mestre to Melgaco | 1,045.62 mi (1,682.76 km) |
| Mestre to Melres | 1,078.75 mi (1,736.07 km) |
| Mestre to Mira | 1,112.66 mi (1,790.65 km) |
| Mestre to Miranda do Corvo | 1,103.72 mi (1,776.27 km) |
| Mestre to Mirandela | 1,009.22 mi (1,624.18 km) |
| Mestre to Mogadouro | 991.08 mi (1,594.99 km) |
| Mestre to Moimenta da Beira | 1,043.61 mi (1,679.54 km) |
| Mestre to Moita | 1,182.00 mi (1,902.24 km) |
| Mestre to Moncao | 1,056.92 mi (1,700.95 km) |
| Mestre to Montalegre | 1,029.83 mi (1,657.35 km) |
