| Laindon to Mangualde | 852.03 mi (1,371.21 km) |
| Laindon to Marco de Canavezes | 824.67 mi (1,327.18 km) |
| Laindon to Marinha Grande | 931.72 mi (1,499.45 km) |
| Laindon to Massama | 1,001.59 mi (1,611.91 km) |
| Laindon to Matosinhos | 837.78 mi (1,348.28 km) |
| Laindon to Mealhada | 881.21 mi (1,418.17 km) |
| Laindon to Melgaco | 770.43 mi (1,239.89 km) |
| Laindon to Melres | 837.73 mi (1,348.20 km) |
| Laindon to Mira | 884.66 mi (1,423.73 km) |
| Laindon to Miranda do Corvo | 896.27 mi (1,442.41 km) |
| Laindon to Mirandela | 784.11 mi (1,261.91 km) |
| Laindon to Mogadouro | 783.95 mi (1,261.65 km) |
| Laindon to Moimenta da Beira | 825.23 mi (1,328.08 km) |
| Laindon to Moita | 1,001.85 mi (1,612.32 km) |
| Laindon to Moncao | 778.39 mi (1,252.70 km) |
