| Arenys de Munt to Mangualde | 540.46 mi (869.79 km) |
| Arenys de Munt to Marco de Canavezes | 554.51 mi (892.39 km) |
| Arenys de Munt to Marinha Grande | 614.30 mi (988.62 km) |
| Arenys de Munt to Massama | 653.50 mi (1,051.71 km) |
| Arenys de Munt to Matosinhos | 582.92 mi (938.12 km) |
| Arenys de Munt to Mealhada | 578.96 mi (931.75 km) |
| Arenys de Munt to Melgaco | 556.79 mi (896.07 km) |
| Arenys de Munt to Melres | 568.41 mi (914.76 km) |
| Arenys de Munt to Mira | 592.85 mi (954.09 km) |
| Arenys de Munt to Miranda do Corvo | 577.36 mi (929.18 km) |
| Arenys de Munt to Mirandela | 502.52 mi (808.73 km) |
| Arenys de Munt to Mogadouro | 479.39 mi (771.50 km) |
| Arenys de Munt to Moimenta da Beira | 528.60 mi (850.69 km) |
| Arenys de Munt to Moita | 641.64 mi (1,032.63 km) |
| Arenys de Munt to Moncao | 567.74 mi (913.69 km) |
