| Martorell to Mangualde | 508.36 mi (818.13 km) |
| Martorell to Marco de Canavezes | 523.11 mi (841.87 km) |
| Martorell to Marinha Grande | 581.72 mi (936.18 km) |
| Martorell to Massama | 620.60 mi (998.75 km) |
| Martorell to Matosinhos | 551.58 mi (887.68 km) |
| Martorell to Mealhada | 546.76 mi (879.92 km) |
| Martorell to Melgaco | 526.82 mi (847.84 km) |
| Martorell to Melres | 536.89 mi (864.04 km) |
| Martorell to Mira | 560.72 mi (902.39 km) |
| Martorell to Miranda do Corvo | 544.92 mi (876.97 km) |
| Martorell to Mirandela | 471.47 mi (758.75 km) |
| Martorell to Mogadouro | 448.06 mi (721.08 km) |
| Martorell to Moimenta da Beira | 496.88 mi (799.66 km) |
| Martorell to Moita | 608.71 mi (979.62 km) |
| Martorell to Moncao | 537.69 mi (865.34 km) |
