| Largs to Mangualde | 1,057.76 mi (1,702.30 km) |
| Largs to Marco de Canavezes | 1,020.39 mi (1,642.16 km) |
| Largs to Marinha Grande | 1,124.06 mi (1,809.00 km) |
| Largs to Massama | 1,194.60 mi (1,922.52 km) |
| Largs to Matosinhos | 1,024.29 mi (1,648.44 km) |
| Largs to Mealhada | 1,077.22 mi (1,733.62 km) |
| Largs to Melgaco | 957.27 mi (1,540.57 km) |
| Largs to Melres | 1,030.07 mi (1,657.74 km) |
| Largs to Mira | 1,075.82 mi (1,731.37 km) |
| Largs to Miranda do Corvo | 1,095.85 mi (1,763.61 km) |
| Largs to Mirandela | 994.18 mi (1,599.98 km) |
| Largs to Mogadouro | 1,002.68 mi (1,613.65 km) |
| Largs to Moimenta da Beira | 1,031.14 mi (1,659.46 km) |
| Largs to Moita | 1,199.70 mi (1,930.73 km) |
| Largs to Moncao | 961.80 mi (1,547.87 km) |
