| Mount Vernon to Mangualde | 3,370.21 mi (5,423.83 km) |
| Mount Vernon to Marco de Canavezes | 3,335.88 mi (5,368.58 km) |
| Mount Vernon to Marinha Grande | 3,336.92 mi (5,370.25 km) |
| Mount Vernon to Massama | 3,348.03 mi (5,388.13 km) |
| Mount Vernon to Matosinhos | 3,309.47 mi (5,326.08 km) |
| Mount Vernon to Mealhada | 3,342.99 mi (5,380.03 km) |
| Mount Vernon to Melgaco | 3,305.85 mi (5,320.25 km) |
| Mount Vernon to Melres | 3,326.98 mi (5,354.26 km) |
| Mount Vernon to Mira | 3,327.93 mi (5,355.79 km) |
| Mount Vernon to Miranda do Corvo | 3,356.41 mi (5,401.61 km) |
| Mount Vernon to Mirandela | 3,374.13 mi (5,430.13 km) |
| Mount Vernon to Mogadouro | 3,400.41 mi (5,472.43 km) |
| Mount Vernon to Moimenta da Beira | 3,367.09 mi (5,418.80 km) |
| Mount Vernon to Moita | 3,365.39 mi (5,416.07 km) |
| Mount Vernon to Moncao | 3,296.82 mi (5,305.71 km) |
