| Frontignan to Marco de Canavezes | 627.48 mi (1,009.84 km) |
| Frontignan to Marinha Grande | 702.77 mi (1,131.00 km) |
| Frontignan to Massama | 750.77 mi (1,208.25 km) |
| Frontignan to Matosinhos | 654.66 mi (1,053.57 km) |
| Frontignan to Mealhada | 661.59 mi (1,064.73 km) |
| Frontignan to Melgaco | 616.02 mi (991.39 km) |
| Frontignan to Melres | 642.39 mi (1,033.82 km) |
| Frontignan to Mira | 674.06 mi (1,084.79 km) |
| Frontignan to Miranda do Corvo | 663.75 mi (1,068.20 km) |
| Frontignan to Mirandela | 573.27 mi (922.59 km) |
| Frontignan to Mogadouro | 553.61 mi (890.96 km) |
| Frontignan to Moimenta da Beira | 605.75 mi (974.85 km) |
| Frontignan to Moita | 740.89 mi (1,192.35 km) |
| Frontignan to Moncao | 627.35 mi (1,009.62 km) |
| Frontignan to Montalegre | 597.10 mi (960.95 km) |
