| West Lafayette to Mangualde | 4,003.16 mi (6,442.47 km) |
| West Lafayette to Marco de Canavezes | 3,966.50 mi (6,383.47 km) |
| West Lafayette to Marinha Grande | 3,976.38 mi (6,399.37 km) |
| West Lafayette to Massama | 3,992.84 mi (6,425.86 km) |
| West Lafayette to Matosinhos | 3,941.14 mi (6,342.64 km) |
| West Lafayette to Mealhada | 3,978.38 mi (6,402.59 km) |
| West Lafayette to Melgaco | 3,931.54 mi (6,327.20 km) |
| West Lafayette to Melres | 3,958.71 mi (6,370.92 km) |
| West Lafayette to Mira | 3,963.59 mi (6,378.79 km) |
| West Lafayette to Miranda do Corvo | 3,993.02 mi (6,426.15 km) |
| West Lafayette to Mirandela | 4,001.24 mi (6,439.38 km) |
| West Lafayette to Mogadouro | 4,027.45 mi (6,481.55 km) |
| West Lafayette to Moimenta da Beira | 3,997.78 mi (6,433.80 km) |
| West Lafayette to Moita | 4,010.17 mi (6,453.75 km) |
| West Lafayette to Moncao | 3,923.16 mi (6,313.71 km) |
