| Povoa de Santa Iria to Mangualde | 138.99 mi (223.68 km) |
| Povoa de Santa Iria to Marco de Canavezes | 167.59 mi (269.71 km) |
| Povoa de Santa Iria to Marinha Grande | 61.78 mi (99.43 km) |
| Povoa de Santa Iria to Massama | 13.25 mi (21.33 km) |
| Povoa de Santa Iria to Matosinhos | 161.57 mi (260.02 km) |
| Povoa de Santa Iria to Mealhada | 110.15 mi (177.27 km) |
| Povoa de Santa Iria to Melgaco | 228.79 mi (368.21 km) |
| Povoa de Santa Iria to Melres | 156.39 mi (251.69 km) |
| Povoa de Santa Iria to Mira | 110.03 mi (177.07 km) |
| Povoa de Santa Iria to Miranda do Corvo | 94.11 mi (151.45 km) |
| Povoa de Santa Iria to Mirandela | 206.82 mi (332.84 km) |
| Povoa de Santa Iria to Mogadouro | 211.20 mi (339.89 km) |
| Povoa de Santa Iria to Moimenta da Beira | 165.39 mi (266.17 km) |
| Povoa de Santa Iria to Moita | 15.36 mi (24.72 km) |
| Povoa de Santa Iria to Moncao | 224.03 mi (360.54 km) |
