| Oroville to Mangualde | 5,511.80 mi (8,870.38 km) |
| Oroville to Marco de Canavezes | 5,469.39 mi (8,802.13 km) |
| Oroville to Marinha Grande | 5,508.12 mi (8,864.46 km) |
| Oroville to Massama | 5,542.21 mi (8,919.33 km) |
| Oroville to Matosinhos | 5,448.71 mi (8,768.86 km) |
| Oroville to Mealhada | 5,496.35 mi (8,845.52 km) |
| Oroville to Melgaco | 5,420.42 mi (8,723.33 km) |
| Oroville to Melres | 5,465.57 mi (8,795.99 km) |
| Oroville to Mira | 5,483.19 mi (8,824.34 km) |
| Oroville to Miranda do Corvo | 5,514.35 mi (8,874.49 km) |
| Oroville to Mirandela | 5,490.93 mi (8,836.79 km) |
| Oroville to Mogadouro | 5,515.47 mi (8,876.29 km) |
| Oroville to Moimenta da Beira | 5,499.25 mi (8,850.19 km) |
| Oroville to Moita | 5,558.68 mi (8,945.83 km) |
| Oroville to Moncao | 5,414.57 mi (8,713.91 km) |
