| Drogheda to Marco de Canavezes | 869.85 mi (1,399.88 km) |
| Drogheda to Marinha Grande | 972.43 mi (1,564.97 km) |
| Drogheda to Massama | 1,042.68 mi (1,678.03 km) |
| Drogheda to Matosinhos | 872.65 mi (1,404.39 km) |
| Drogheda to Mealhada | 926.30 mi (1,490.74 km) |
| Drogheda to Melgaco | 806.17 mi (1,297.41 km) |
| Drogheda to Melres | 879.05 mi (1,414.69 km) |
| Drogheda to Mira | 924.35 mi (1,487.60 km) |
| Drogheda to Miranda do Corvo | 945.24 mi (1,521.22 km) |
| Drogheda to Mirandela | 845.86 mi (1,361.28 km) |
| Drogheda to Mogadouro | 855.66 mi (1,377.05 km) |
| Drogheda to Moimenta da Beira | 881.87 mi (1,419.22 km) |
| Drogheda to Moita | 1,048.28 mi (1,687.05 km) |
| Drogheda to Moncao | 810.28 mi (1,304.02 km) |
| Drogheda to Montalegre | 824.32 mi (1,326.61 km) |
