| Santa Maria di Sala to Marco de Canavezes | 1,054.16 mi (1,696.51 km) |
| Santa Maria di Sala to Marinha Grande | 1,133.77 mi (1,824.63 km) |
| Santa Maria di Sala to Massama | 1,182.81 mi (1,903.54 km) |
| Santa Maria di Sala to Matosinhos | 1,080.47 mi (1,738.85 km) |
| Santa Maria di Sala to Mealhada | 1,091.35 mi (1,756.35 km) |
| Santa Maria di Sala to Melgaco | 1,036.02 mi (1,667.31 km) |
| Santa Maria di Sala to Melres | 1,069.30 mi (1,720.88 km) |
| Santa Maria di Sala to Mira | 1,103.30 mi (1,775.60 km) |
| Santa Maria di Sala to Miranda do Corvo | 1,094.46 mi (1,761.37 km) |
| Santa Maria di Sala to Mirandela | 999.77 mi (1,608.97 km) |
| Santa Maria di Sala to Mogadouro | 981.69 mi (1,579.87 km) |
| Santa Maria di Sala to Moimenta da Beira | 1,034.23 mi (1,664.44 km) |
| Santa Maria di Sala to Moita | 1,172.97 mi (1,887.71 km) |
| Santa Maria di Sala to Moncao | 1,047.32 mi (1,685.50 km) |
| Santa Maria di Sala to Montalegre | 1,020.30 mi (1,642.01 km) |
