| West Ham to Mangualde | 840.89 mi (1,353.28 km) |
| West Ham to Marco de Canavezes | 812.95 mi (1,308.31 km) |
| West Ham to Marinha Grande | 920.08 mi (1,480.72 km) |
| West Ham to Massama | 990.13 mi (1,593.46 km) |
| West Ham to Matosinhos | 825.64 mi (1,328.74 km) |
| West Ham to Mealhada | 869.64 mi (1,399.54 km) |
| West Ham to Melgaco | 758.12 mi (1,220.07 km) |
| West Ham to Melres | 825.87 mi (1,329.11 km) |
| West Ham to Mira | 872.86 mi (1,404.73 km) |
| West Ham to Miranda do Corvo | 884.91 mi (1,424.13 km) |
| West Ham to Mirandela | 773.02 mi (1,244.05 km) |
| West Ham to Mogadouro | 773.34 mi (1,244.57 km) |
| West Ham to Moimenta da Beira | 814.03 mi (1,310.05 km) |
| West Ham to Moita | 990.62 mi (1,594.25 km) |
| West Ham to Moncao | 765.94 mi (1,232.66 km) |
