| Ludlow to Mangualde | 846.94 mi (1,363.02 km) |
| Ludlow to Marco de Canavezes | 813.83 mi (1,309.73 km) |
| Ludlow to Marinha Grande | 920.49 mi (1,481.38 km) |
| Ludlow to Massama | 991.48 mi (1,595.63 km) |
| Ludlow to Matosinhos | 822.29 mi (1,323.35 km) |
| Ludlow to Mealhada | 871.29 mi (1,402.20 km) |
| Ludlow to Melgaco | 754.04 mi (1,213.52 km) |
| Ludlow to Melres | 825.29 mi (1,328.17 km) |
| Ludlow to Mira | 872.24 mi (1,403.73 km) |
| Ludlow to Miranda do Corvo | 888.43 mi (1,429.79 km) |
| Ludlow to Mirandela | 780.48 mi (1,256.06 km) |
| Ludlow to Mogadouro | 785.17 mi (1,263.61 km) |
| Ludlow to Moimenta da Beira | 819.89 mi (1,319.48 km) |
| Ludlow to Moita | 994.25 mi (1,600.10 km) |
| Ludlow to Moncao | 760.35 mi (1,223.66 km) |
