| Cottage Grove to Mangualde | 4,126.79 mi (6,641.43 km) |
| Cottage Grove to Marco de Canavezes | 4,087.26 mi (6,577.80 km) |
| Cottage Grove to Marinha Grande | 4,110.02 mi (6,614.43 km) |
| Cottage Grove to Massama | 4,134.64 mi (6,654.07 km) |
| Cottage Grove to Matosinhos | 4,063.69 mi (6,539.88 km) |
| Cottage Grove to Mealhada | 4,105.88 mi (6,607.78 km) |
| Cottage Grove to Melgaco | 4,045.87 mi (6,511.20 km) |
| Cottage Grove to Melres | 4,081.12 mi (6,567.93 km) |
| Cottage Grove to Mira | 4,091.68 mi (6,584.92 km) |
| Cottage Grove to Miranda do Corvo | 4,122.15 mi (6,633.96 km) |
| Cottage Grove to Mirandela | 4,116.63 mi (6,625.08 km) |
| Cottage Grove to Mogadouro | 4,142.39 mi (6,666.54 km) |
| Cottage Grove to Moimenta da Beira | 4,118.22 mi (6,627.64 km) |
| Cottage Grove to Moita | 4,151.73 mi (6,681.56 km) |
| Cottage Grove to Moncao | 4,038.49 mi (6,499.32 km) |
