| Leiderdorp to Marco de Canavezes | 965.30 mi (1,553.50 km) |
| Leiderdorp to Marinha Grande | 1,070.75 mi (1,723.20 km) |
| Leiderdorp to Massama | 1,138.74 mi (1,832.62 km) |
| Leiderdorp to Matosinhos | 981.46 mi (1,579.51 km) |
| Leiderdorp to Mealhada | 1,020.11 mi (1,641.71 km) |
| Leiderdorp to Melgaco | 916.00 mi (1,474.17 km) |
| Leiderdorp to Melres | 979.26 mi (1,575.96 km) |
| Leiderdorp to Mira | 1,025.34 mi (1,650.13 km) |
| Leiderdorp to Miranda do Corvo | 1,033.36 mi (1,663.03 km) |
| Leiderdorp to Mirandela | 920.27 mi (1,481.03 km) |
| Leiderdorp to Mogadouro | 916.37 mi (1,474.75 km) |
| Leiderdorp to Moimenta da Beira | 961.79 mi (1,547.85 km) |
| Leiderdorp to Moita | 1,137.05 mi (1,829.91 km) |
| Leiderdorp to Moncao | 924.92 mi (1,488.51 km) |
| Leiderdorp to Montalegre | 918.34 mi (1,477.92 km) |
