| Nisko to Marco de Canavezes | 1,579.75 mi (2,542.36 km) |
| Nisko to Marinha Grande | 1,670.86 mi (2,689.00 km) |
| Nisko to Massama | 1,727.19 mi (2,779.64 km) |
| Nisko to Matosinhos | 1,603.38 mi (2,580.40 km) |
| Nisko to Mealhada | 1,624.37 mi (2,614.17 km) |
| Nisko to Melgaco | 1,549.25 mi (2,493.28 km) |
| Nisko to Melres | 1,595.04 mi (2,566.97 km) |
| Nisko to Mira | 1,634.46 mi (2,630.41 km) |
| Nisko to Miranda do Corvo | 1,630.92 mi (2,624.72 km) |
| Nisko to Mirandela | 1,526.48 mi (2,456.64 km) |
| Nisko to Mogadouro | 1,512.52 mi (2,434.17 km) |
| Nisko to Moimenta da Beira | 1,564.78 mi (2,518.27 km) |
| Nisko to Moita | 1,719.48 mi (2,767.23 km) |
| Nisko to Moncao | 1,560.09 mi (2,510.72 km) |
| Nisko to Montalegre | 1,539.75 mi (2,477.99 km) |
