| Alsip to Mangualde | 4,000.42 mi (6,438.06 km) |
| Alsip to Marco de Canavezes | 3,963.04 mi (6,377.90 km) |
| Alsip to Marinha Grande | 3,975.95 mi (6,398.67 km) |
| Alsip to Massama | 3,994.36 mi (6,428.30 km) |
| Alsip to Matosinhos | 3,938.06 mi (6,337.70 km) |
| Alsip to Mealhada | 3,976.51 mi (6,399.58 km) |
| Alsip to Melgaco | 3,926.54 mi (6,319.16 km) |
| Alsip to Melres | 3,955.62 mi (6,365.96 km) |
| Alsip to Mira | 3,961.84 mi (6,375.97 km) |
| Alsip to Miranda do Corvo | 3,991.55 mi (6,423.78 km) |
| Alsip to Mirandela | 3,996.59 mi (6,431.88 km) |
| Alsip to Mogadouro | 4,022.72 mi (6,473.95 km) |
| Alsip to Moimenta da Beira | 3,994.29 mi (6,428.18 km) |
| Alsip to Moita | 4,011.65 mi (6,456.13 km) |
| Alsip to Moncao | 3,918.38 mi (6,306.03 km) |
