| Premia de Mar to Mangualde | 530.73 mi (854.13 km) |
| Premia de Mar to Marco de Canavezes | 545.42 mi (877.76 km) |
| Premia de Mar to Marinha Grande | 604.00 mi (972.05 km) |
| Premia de Mar to Massama | 642.59 mi (1,034.15 km) |
| Premia de Mar to Matosinhos | 573.87 mi (923.56 km) |
| Premia de Mar to Mealhada | 569.12 mi (915.91 km) |
| Premia de Mar to Melgaco | 548.76 mi (883.15 km) |
| Premia de Mar to Melres | 559.21 mi (899.97 km) |
| Premia de Mar to Mira | 583.09 mi (938.39 km) |
| Premia de Mar to Miranda do Corvo | 567.25 mi (912.91 km) |
| Premia de Mar to Mirandela | 493.70 mi (794.54 km) |
| Premia de Mar to Mogadouro | 470.35 mi (756.95 km) |
| Premia de Mar to Moimenta da Beira | 519.23 mi (835.62 km) |
| Premia de Mar to Moita | 630.62 mi (1,014.88 km) |
| Premia de Mar to Moncao | 559.66 mi (900.68 km) |
