| Gignac-la-Nerthe to Marco de Canavezes | 700.18 mi (1,126.83 km) |
| Gignac-la-Nerthe to Marinha Grande | 773.28 mi (1,244.47 km) |
| Gignac-la-Nerthe to Massama | 819.45 mi (1,318.77 km) |
| Gignac-la-Nerthe to Matosinhos | 727.54 mi (1,170.87 km) |
| Gignac-la-Nerthe to Mealhada | 733.03 mi (1,179.70 km) |
| Gignac-la-Nerthe to Melgaco | 689.89 mi (1,110.26 km) |
| Gignac-la-Nerthe to Melres | 714.99 mi (1,150.67 km) |
| Gignac-la-Nerthe to Mira | 745.75 mi (1,200.17 km) |
| Gignac-la-Nerthe to Miranda do Corvo | 734.56 mi (1,182.16 km) |
| Gignac-la-Nerthe to Mirandela | 646.09 mi (1,039.77 km) |
| Gignac-la-Nerthe to Mogadouro | 625.97 mi (1,007.40 km) |
| Gignac-la-Nerthe to Moimenta da Beira | 677.86 mi (1,090.91 km) |
| Gignac-la-Nerthe to Moita | 809.04 mi (1,302.02 km) |
| Gignac-la-Nerthe to Moncao | 701.21 mi (1,128.48 km) |
| Gignac-la-Nerthe to Montalegre | 670.58 mi (1,079.19 km) |
