| Watervliet to Mangualde | 3,317.66 mi (5,339.27 km) |
| Watervliet to Marco de Canavezes | 3,282.24 mi (5,282.26 km) |
| Watervliet to Marinha Grande | 3,287.45 mi (5,290.63 km) |
| Watervliet to Massama | 3,301.30 mi (5,312.94 km) |
| Watervliet to Matosinhos | 3,256.28 mi (5,240.48 km) |
| Watervliet to Mealhada | 3,291.56 mi (5,297.25 km) |
| Watervliet to Melgaco | 3,250.03 mi (5,230.42 km) |
| Watervliet to Melres | 3,273.84 mi (5,268.73 km) |
| Watervliet to Mira | 3,276.61 mi (5,273.19 km) |
| Watervliet to Miranda do Corvo | 3,305.56 mi (5,319.79 km) |
| Watervliet to Mirandela | 3,318.99 mi (5,341.39 km) |
| Watervliet to Mogadouro | 3,345.26 mi (5,383.68 km) |
| Watervliet to Moimenta da Beira | 3,313.51 mi (5,332.58 km) |
| Watervliet to Moita | 3,318.66 mi (5,340.87 km) |
| Watervliet to Moncao | 3,241.26 mi (5,216.31 km) |
