| Del City to Mangualde | 4,671.36 mi (7,517.83 km) |
| Del City to Marco de Canavezes | 4,634.63 mi (7,458.71 km) |
| Del City to Marinha Grande | 4,644.56 mi (7,474.70 km) |
| Del City to Massama | 4,660.73 mi (7,500.71 km) |
| Del City to Matosinhos | 4,609.30 mi (7,417.95 km) |
| Del City to Mealhada | 4,646.62 mi (7,478.01 km) |
| Del City to Melgaco | 4,599.40 mi (7,402.01 km) |
| Del City to Melres | 4,626.87 mi (7,446.23 km) |
| Del City to Mira | 4,631.83 mi (7,454.21 km) |
| Del City to Miranda do Corvo | 4,661.25 mi (7,501.56 km) |
| Del City to Mirandela | 4,669.18 mi (7,514.32 km) |
| Del City to Mogadouro | 4,695.37 mi (7,556.47 km) |
| Del City to Moimenta da Beira | 4,665.90 mi (7,509.04 km) |
| Del City to Moita | 4,678.06 mi (7,528.62 km) |
| Del City to Moncao | 4,591.06 mi (7,388.60 km) |
