| Lone Tree to Mangualde | 4,837.58 mi (7,785.33 km) |
| Lone Tree to Marco de Canavezes | 4,797.88 mi (7,721.44 km) |
| Lone Tree to Marinha Grande | 4,821.20 mi (7,758.97 km) |
| Lone Tree to Massama | 4,845.86 mi (7,798.66 km) |
| Lone Tree to Matosinhos | 4,774.44 mi (7,683.73 km) |
| Lone Tree to Mealhada | 4,816.88 mi (7,752.01 km) |
| Lone Tree to Melgaco | 4,756.01 mi (7,654.06 km) |
| Lone Tree to Melres | 4,791.86 mi (7,711.75 km) |
| Lone Tree to Mira | 4,802.70 mi (7,729.19 km) |
| Lone Tree to Miranda do Corvo | 4,833.20 mi (7,778.29 km) |
| Lone Tree to Mirandela | 4,826.82 mi (7,768.02 km) |
| Lone Tree to Mogadouro | 4,852.52 mi (7,809.38 km) |
| Lone Tree to Moimenta da Beira | 4,828.81 mi (7,771.22 km) |
| Lone Tree to Moita | 4,862.95 mi (7,826.16 km) |
| Lone Tree to Moncao | 4,748.73 mi (7,642.34 km) |
