| Porcari to Marco de Canavezes | 971.05 mi (1,562.75 km) |
| Porcari to Marinha Grande | 1,043.14 mi (1,678.77 km) |
| Porcari to Massama | 1,087.42 mi (1,750.04 km) |
| Porcari to Matosinhos | 998.38 mi (1,606.74 km) |
| Porcari to Mealhada | 1,003.56 mi (1,615.08 km) |
| Porcari to Melgaco | 959.79 mi (1,544.64 km) |
| Porcari to Melres | 985.87 mi (1,586.60 km) |
| Porcari to Mira | 1,016.40 mi (1,635.74 km) |
| Porcari to Miranda do Corvo | 1,004.68 mi (1,616.87 km) |
| Porcari to Mirandela | 916.94 mi (1,475.67 km) |
| Porcari to Mogadouro | 896.83 mi (1,443.31 km) |
| Porcari to Moimenta da Beira | 948.68 mi (1,526.75 km) |
| Porcari to Moita | 1,076.41 mi (1,732.31 km) |
| Porcari to Moncao | 971.13 mi (1,562.88 km) |
| Porcari to Montalegre | 941.08 mi (1,514.51 km) |
