| San Mauro Pascoli to Marco de Canavezes | 1,061.62 mi (1,708.51 km) |
| San Mauro Pascoli to Marinha Grande | 1,134.32 mi (1,825.51 km) |
| San Mauro Pascoli to Massama | 1,178.71 mi (1,896.95 km) |
| San Mauro Pascoli to Matosinhos | 1,088.86 mi (1,752.35 km) |
| San Mauro Pascoli to Mealhada | 1,094.57 mi (1,761.53 km) |
| San Mauro Pascoli to Melgaco | 1,049.45 mi (1,688.93 km) |
| San Mauro Pascoli to Melres | 1,076.48 mi (1,732.43 km) |
| San Mauro Pascoli to Mira | 1,107.34 mi (1,782.10 km) |
| San Mauro Pascoli to Miranda do Corvo | 1,095.81 mi (1,763.53 km) |
| San Mauro Pascoli to Mirandela | 1,007.45 mi (1,621.33 km) |
| San Mauro Pascoli to Mogadouro | 987.54 mi (1,589.30 km) |
| San Mauro Pascoli to Moimenta da Beira | 1,039.48 mi (1,672.88 km) |
| San Mauro Pascoli to Moita | 1,167.69 mi (1,879.21 km) |
| San Mauro Pascoli to Moncao | 1,060.79 mi (1,707.18 km) |
| San Mauro Pascoli to Montalegre | 1,031.16 mi (1,659.49 km) |
