| Lewiston to Mangualde | 3,118.60 mi (5,018.89 km) |
| Lewiston to Marco de Canavezes | 3,082.91 mi (4,961.46 km) |
| Lewiston to Marinha Grande | 3,089.26 mi (4,971.69 km) |
| Lewiston to Massama | 3,104.02 mi (4,995.44 km) |
| Lewiston to Matosinhos | 3,057.06 mi (4,919.87 km) |
| Lewiston to Mealhada | 3,092.80 mi (4,977.37 km) |
| Lewiston to Melgaco | 3,050.20 mi (4,908.82 km) |
| Lewiston to Melres | 3,074.62 mi (4,948.13 km) |
| Lewiston to Mira | 3,077.89 mi (4,953.38 km) |
| Lewiston to Miranda do Corvo | 3,106.97 mi (5,000.18 km) |
| Lewiston to Mirandela | 3,119.29 mi (5,020.01 km) |
| Lewiston to Mogadouro | 3,145.56 mi (5,062.28 km) |
| Lewiston to Moimenta da Beira | 3,114.18 mi (5,011.79 km) |
| Lewiston to Moita | 3,121.37 mi (5,023.36 km) |
| Lewiston to Moncao | 3,041.49 mi (4,894.81 km) |
