| Bassum to Marco de Canavezes | 1,126.75 mi (1,813.33 km) |
| Bassum to Marinha Grande | 1,230.28 mi (1,979.95 km) |
| Bassum to Massama | 1,296.48 mi (2,086.49 km) |
| Bassum to Matosinhos | 1,144.75 mi (1,842.30 km) |
| Bassum to Mealhada | 1,179.97 mi (1,898.97 km) |
| Bassum to Melgaco | 1,081.02 mi (1,739.73 km) |
| Bassum to Melres | 1,141.17 mi (1,836.54 km) |
| Bassum to Mira | 1,186.33 mi (1,909.22 km) |
| Bassum to Miranda do Corvo | 1,191.88 mi (1,918.15 km) |
| Bassum to Mirandela | 1,079.24 mi (1,736.88 km) |
| Bassum to Mogadouro | 1,072.94 mi (1,726.73 km) |
| Bassum to Moimenta da Beira | 1,120.61 mi (1,803.44 km) |
| Bassum to Moita | 1,293.45 mi (2,081.61 km) |
| Bassum to Moncao | 1,090.45 mi (1,754.91 km) |
| Bassum to Montalegre | 1,080.75 mi (1,739.30 km) |
