| Marina to Mangualde | 5,658.93 mi (9,107.17 km) |
| Marina to Marco de Canavezes | 5,617.03 mi (9,039.73 km) |
| Marina to Marinha Grande | 5,652.42 mi (9,096.69 km) |
| Marina to Massama | 5,684.38 mi (9,148.13 km) |
| Marina to Matosinhos | 5,595.72 mi (9,005.43 km) |
| Marina to Mealhada | 5,642.30 mi (9,080.41 km) |
| Marina to Melgaco | 5,569.47 mi (8,963.19 km) |
| Marina to Melres | 5,612.73 mi (9,032.81 km) |
| Marina to Mira | 5,628.89 mi (9,058.83 km) |
| Marina to Miranda do Corvo | 5,659.97 mi (9,108.84 km) |
| Marina to Mirandela | 5,640.17 mi (9,076.98 km) |
| Marina to Mogadouro | 5,665.01 mi (9,116.95 km) |
| Marina to Moimenta da Beira | 5,647.18 mi (9,088.25 km) |
| Marina to Moita | 5,701.03 mi (9,174.92 km) |
| Marina to Moncao | 5,563.31 mi (8,953.28 km) |
