| San Vicente de Castellet to Mangualde | 505.94 mi (814.24 km) |
| San Vicente de Castellet to Marco de Canavezes | 519.59 mi (836.19 km) |
| San Vicente de Castellet to Marinha Grande | 580.37 mi (934.02 km) |
| San Vicente de Castellet to Massama | 620.60 mi (998.75 km) |
| San Vicente de Castellet to Matosinhos | 547.98 mi (881.88 km) |
| San Vicente de Castellet to Mealhada | 544.54 mi (876.35 km) |
| San Vicente de Castellet to Melgaco | 521.69 mi (839.58 km) |
| San Vicente de Castellet to Melres | 533.53 mi (858.63 km) |
| San Vicente de Castellet to Mira | 558.35 mi (898.57 km) |
| San Vicente de Castellet to Miranda do Corvo | 543.21 mi (874.22 km) |
| San Vicente de Castellet to Mirandela | 467.51 mi (752.38 km) |
| San Vicente de Castellet to Mogadouro | 444.45 mi (715.27 km) |
| San Vicente de Castellet to Moimenta da Beira | 493.82 mi (794.72 km) |
| San Vicente de Castellet to Moita | 608.99 mi (980.08 km) |
| San Vicente de Castellet to Moncao | 532.64 mi (857.20 km) |
