| Reisterstown to Mangualde | 3,555.04 mi (5,721.29 km) |
| Reisterstown to Marco de Canavezes | 3,520.97 mi (5,666.46 km) |
| Reisterstown to Marinha Grande | 3,520.94 mi (5,666.41 km) |
| Reisterstown to Massama | 3,531.23 mi (5,682.97 km) |
| Reisterstown to Matosinhos | 3,494.47 mi (5,623.80 km) |
| Reisterstown to Mealhada | 3,527.55 mi (5,677.04 km) |
| Reisterstown to Melgaco | 3,491.42 mi (5,618.90 km) |
| Reisterstown to Melres | 3,511.97 mi (5,651.96 km) |
| Reisterstown to Mira | 3,512.46 mi (5,652.76 km) |
| Reisterstown to Miranda do Corvo | 3,540.80 mi (5,698.37 km) |
| Reisterstown to Mirandela | 3,559.55 mi (5,728.54 km) |
| Reisterstown to Mogadouro | 3,585.83 mi (5,770.83 km) |
| Reisterstown to Moimenta da Beira | 3,552.16 mi (5,716.65 km) |
| Reisterstown to Moita | 3,548.59 mi (5,710.90 km) |
| Reisterstown to Moncao | 3,482.34 mi (5,604.28 km) |
