| Fos-sur-Mer to Marco de Canavezes | 686.29 mi (1,104.48 km) |
| Fos-sur-Mer to Marinha Grande | 760.16 mi (1,223.35 km) |
| Fos-sur-Mer to Massama | 806.89 mi (1,298.56 km) |
| Fos-sur-Mer to Matosinhos | 713.59 mi (1,148.41 km) |
| Fos-sur-Mer to Mealhada | 719.60 mi (1,158.09 km) |
| Fos-sur-Mer to Melgaco | 675.48 mi (1,087.07 km) |
| Fos-sur-Mer to Melres | 701.15 mi (1,128.39 km) |
| Fos-sur-Mer to Mira | 732.23 mi (1,178.42 km) |
| Fos-sur-Mer to Miranda do Corvo | 721.34 mi (1,160.88 km) |
| Fos-sur-Mer to Mirandela | 632.15 mi (1,017.35 km) |
| Fos-sur-Mer to Mogadouro | 612.21 mi (985.25 km) |
| Fos-sur-Mer to Moimenta da Beira | 664.19 mi (1,068.91 km) |
| Fos-sur-Mer to Moita | 796.63 mi (1,282.06 km) |
| Fos-sur-Mer to Moncao | 686.80 mi (1,105.30 km) |
| Fos-sur-Mer to Montalegre | 656.37 mi (1,056.32 km) |
