| West Plains to Mangualde | 4,362.76 mi (7,021.19 km) |
| West Plains to Marco de Canavezes | 4,326.75 mi (6,963.23 km) |
| West Plains to Marinha Grande | 4,333.85 mi (6,974.66 km) |
| West Plains to Massama | 4,348.33 mi (6,997.96 km) |
| West Plains to Matosinhos | 4,301.07 mi (6,921.90 km) |
| West Plains to Mealhada | 4,337.21 mi (6,980.07 km) |
| West Plains to Melgaco | 4,293.08 mi (6,909.05 km) |
| West Plains to Melres | 4,318.63 mi (6,950.17 km) |
| West Plains to Mira | 4,322.32 mi (6,956.11 km) |
| West Plains to Miranda do Corvo | 4,351.47 mi (7,003.01 km) |
| West Plains to Mirandela | 4,362.47 mi (7,020.72 km) |
| West Plains to Mogadouro | 4,388.72 mi (7,062.96 km) |
| West Plains to Moimenta da Beira | 4,358.03 mi (7,013.57 km) |
| West Plains to Moita | 4,365.68 mi (7,025.89 km) |
| West Plains to Moncao | 4,284.53 mi (6,895.28 km) |
