| Southchase to Mangualde | 4,156.49 mi (6,689.22 km) |
| Southchase to Marco de Canavezes | 4,127.68 mi (6,642.86 km) |
| Southchase to Marinha Grande | 4,109.74 mi (6,613.99 km) |
| Southchase to Massama | 4,107.79 mi (6,610.85 km) |
| Southchase to Matosinhos | 4,099.77 mi (6,597.94 km) |
| Southchase to Mealhada | 4,124.72 mi (6,638.10 km) |
| Southchase to Melgaco | 4,107.89 mi (6,611.02 km) |
| Southchase to Melres | 4,116.76 mi (6,625.29 km) |
| Southchase to Mira | 4,109.42 mi (6,613.47 km) |
| Southchase to Miranda do Corvo | 4,135.17 mi (6,654.91 km) |
| Southchase to Mirandela | 4,171.97 mi (6,714.14 km) |
| Southchase to Mogadouro | 4,197.84 mi (6,755.76 km) |
| Southchase to Moimenta da Beira | 4,158.06 mi (6,691.75 km) |
| Southchase to Moita | 4,124.80 mi (6,638.23 km) |
| Southchase to Moncao | 4,097.83 mi (6,594.82 km) |
