| Puerto del Rosario to Mangualde | 905.00 mi (1,456.45 km) |
| Puerto del Rosario to Marco de Canavezes | 933.79 mi (1,502.79 km) |
| Puerto del Rosario to Marinha Grande | 826.55 mi (1,330.21 km) |
| Puerto del Rosario to Massama | 756.02 mi (1,216.69 km) |
| Puerto del Rosario to Matosinhos | 923.54 mi (1,486.29 km) |
| Puerto del Rosario to Mealhada | 876.67 mi (1,410.86 km) |
| Puerto del Rosario to Melgaco | 991.79 mi (1,596.13 km) |
| Puerto del Rosario to Melres | 921.50 mi (1,483.02 km) |
| Puerto del Rosario to Mira | 874.39 mi (1,407.20 km) |
| Puerto del Rosario to Miranda do Corvo | 860.98 mi (1,385.61 km) |
| Puerto del Rosario to Mirandela | 972.92 mi (1,565.76 km) |
| Puerto del Rosario to Mogadouro | 973.94 mi (1,567.41 km) |
| Puerto del Rosario to Moimenta da Beira | 931.82 mi (1,499.62 km) |
| Puerto del Rosario to Moita | 755.21 mi (1,215.40 km) |
| Puerto del Rosario to Moncao | 985.24 mi (1,585.60 km) |
