| Stein to Marco de Canavezes | 946.66 mi (1,523.50 km) |
| Stein to Marinha Grande | 1,049.72 mi (1,689.36 km) |
| Stein to Massama | 1,115.62 mi (1,795.42 km) |
| Stein to Matosinhos | 965.12 mi (1,553.22 km) |
| Stein to Mealhada | 999.49 mi (1,608.53 km) |
| Stein to Melgaco | 902.04 mi (1,451.69 km) |
| Stein to Melres | 961.18 mi (1,546.86 km) |
| Stein to Mira | 1,006.08 mi (1,619.13 km) |
| Stein to Miranda do Corvo | 1,011.18 mi (1,627.34 km) |
| Stein to Mirandela | 898.69 mi (1,446.30 km) |
| Stein to Mogadouro | 892.05 mi (1,435.62 km) |
| Stein to Moimenta da Beira | 940.00 mi (1,512.78 km) |
| Stein to Moita | 1,112.46 mi (1,790.32 km) |
| Stein to Moncao | 911.66 mi (1,467.17 km) |
| Stein to Montalegre | 900.95 mi (1,449.94 km) |
