| Olivares to Mangualde | 236.60 mi (380.77 km) |
| Olivares to Marco de Canavezes | 281.34 mi (452.77 km) |
| Olivares to Marinha Grande | 220.40 mi (354.71 km) |
| Olivares to Massama | 193.50 mi (311.41 km) |
| Olivares to Matosinhos | 293.76 mi (472.76 km) |
| Olivares to Mealhada | 239.37 mi (385.23 km) |
| Olivares to Melgaco | 343.61 mi (552.99 km) |
| Olivares to Melres | 279.43 mi (449.70 km) |
| Olivares to Mira | 250.42 mi (403.01 km) |
| Olivares to Miranda do Corvo | 219.55 mi (353.33 km) |
| Olivares to Mirandela | 286.44 mi (460.99 km) |
| Olivares to Mogadouro | 272.30 mi (438.22 km) |
| Olivares to Moimenta da Beira | 258.34 mi (415.76 km) |
| Olivares to Moita | 176.16 mi (283.50 km) |
| Olivares to Moncao | 344.69 mi (554.73 km) |
