| Bollnas to Mangualde | 1,755.33 mi (2,824.93 km) |
| Bollnas to Marco de Canavezes | 1,729.31 mi (2,783.06 km) |
| Bollnas to Marinha Grande | 1,836.14 mi (2,954.97 km) |
| Bollnas to Massama | 1,905.58 mi (3,066.74 km) |
| Bollnas to Matosinhos | 1,742.87 mi (2,804.88 km) |
| Bollnas to Mealhada | 1,785.53 mi (2,873.53 km) |
| Bollnas to Melgaco | 1,675.58 mi (2,696.59 km) |
| Bollnas to Melres | 1,742.55 mi (2,804.36 km) |
| Bollnas to Mira | 1,789.38 mi (2,879.74 km) |
| Bollnas to Miranda do Corvo | 1,800.08 mi (2,896.96 km) |
| Bollnas to Mirandela | 1,687.39 mi (2,715.59 km) |
| Bollnas to Mogadouro | 1,685.63 mi (2,712.77 km) |
| Bollnas to Moimenta da Beira | 1,728.74 mi (2,782.14 km) |
| Bollnas to Moita | 1,905.17 mi (3,066.08 km) |
| Bollnas to Moncao | 1,683.54 mi (2,709.39 km) |
