| Marinha Grande to Mislata | 453.60 mi (730.01 km) |
| Marinha Grande to Moana | 175.29 mi (282.11 km) |
| Marinha Grande to Moguer | 205.11 mi (330.09 km) |
| Marinha Grande to Molina de Segura | 431.16 mi (693.88 km) |
| Marinha Grande to Molins de Rey | 585.51 mi (942.29 km) |
| Marinha Grande to Mollerusa | 530.78 mi (854.21 km) |
| Marinha Grande to Mollet | 596.67 mi (960.25 km) |
| Marinha Grande to Moncada | 595.03 mi (957.61 km) |
| Marinha Grande to Moncada | 454.26 mi (731.06 km) |
| Marinha Grande to Monforte de Lemos | 204.87 mi (329.70 km) |
| Marinha Grande to Monforte del Cid | 449.96 mi (724.15 km) |
| Marinha Grande to Mongat | 599.51 mi (964.82 km) |
| Marinha Grande to Monovar | 443.31 mi (713.44 km) |
| Marinha Grande to Monserrat | 444.44 mi (715.26 km) |
| Marinha Grande to Montijo | 136.69 mi (219.99 km) |
