| Stratton Saint Margaret to Mangualde | 810.70 mi (1,304.70 km) |
| Stratton Saint Margaret to Marco de Canavezes | 779.85 mi (1,255.04 km) |
| Stratton Saint Margaret to Marinha Grande | 887.03 mi (1,427.53 km) |
| Stratton Saint Margaret to Massama | 957.75 mi (1,541.35 km) |
| Stratton Saint Margaret to Matosinhos | 790.31 mi (1,271.88 km) |
| Stratton Saint Margaret to Mealhada | 837.12 mi (1,347.22 km) |
| Stratton Saint Margaret to Melgaco | 722.17 mi (1,162.22 km) |
| Stratton Saint Margaret to Melres | 792.02 mi (1,274.63 km) |
| Stratton Saint Margaret to Mira | 839.13 mi (1,350.45 km) |
| Stratton Saint Margaret to Miranda do Corvo | 853.46 mi (1,373.51 km) |
| Stratton Saint Margaret to Mirandela | 743.39 mi (1,196.38 km) |
| Stratton Saint Margaret to Mogadouro | 746.17 mi (1,200.85 km) |
| Stratton Saint Margaret to Moimenta da Beira | 783.65 mi (1,261.17 km) |
| Stratton Saint Margaret to Moita | 959.49 mi (1,544.14 km) |
| Stratton Saint Margaret to Moncao | 729.22 mi (1,173.57 km) |
