| Stanley to Mangualde | 951.82 mi (1,531.81 km) |
| Stanley to Marco de Canavezes | 919.27 mi (1,479.42 km) |
| Stanley to Marinha Grande | 1,026.08 mi (1,651.32 km) |
| Stanley to Massama | 1,097.04 mi (1,765.51 km) |
| Stanley to Matosinhos | 928.13 mi (1,493.68 km) |
| Stanley to Mealhada | 976.71 mi (1,571.87 km) |
| Stanley to Melgaco | 859.87 mi (1,383.82 km) |
| Stanley to Melres | 930.89 mi (1,498.12 km) |
| Stanley to Mira | 977.89 mi (1,573.76 km) |
| Stanley to Miranda do Corvo | 993.67 mi (1,599.16 km) |
| Stanley to Mirandela | 885.07 mi (1,424.38 km) |
| Stanley to Mogadouro | 889.10 mi (1,430.87 km) |
| Stanley to Moimenta da Beira | 924.76 mi (1,488.25 km) |
| Stanley to Moita | 1,099.58 mi (1,769.61 km) |
| Stanley to Moncao | 866.29 mi (1,394.16 km) |
