| Parkstone to Mangualde | 751.94 mi (1,210.13 km) |
| Parkstone to Marco de Canavezes | 721.86 mi (1,161.73 km) |
| Parkstone to Marinha Grande | 829.10 mi (1,334.31 km) |
| Parkstone to Massama | 899.67 mi (1,447.88 km) |
| Parkstone to Matosinhos | 733.04 mi (1,179.71 km) |
| Parkstone to Mealhada | 779.01 mi (1,253.69 km) |
| Parkstone to Melgaco | 665.05 mi (1,070.29 km) |
| Parkstone to Melres | 734.27 mi (1,181.70 km) |
| Parkstone to Mira | 781.38 mi (1,257.51 km) |
| Parkstone to Miranda do Corvo | 795.06 mi (1,279.52 km) |
| Parkstone to Mirandela | 684.44 mi (1,101.51 km) |
| Parkstone to Mogadouro | 686.68 mi (1,105.10 km) |
| Parkstone to Moimenta da Beira | 724.92 mi (1,166.65 km) |
| Parkstone to Moita | 901.06 mi (1,450.12 km) |
| Parkstone to Moncao | 672.38 mi (1,082.08 km) |
