| Belfort to Marco de Canavezes | 862.16 mi (1,387.51 km) |
| Belfort to Marinha Grande | 955.68 mi (1,538.02 km) |
| Belfort to Massama | 1,014.63 mi (1,632.89 km) |
| Belfort to Matosinhos | 885.35 mi (1,424.83 km) |
| Belfort to Mealhada | 908.20 mi (1,461.60 km) |
| Belfort to Melgaco | 830.74 mi (1,336.95 km) |
| Belfort to Melres | 877.42 mi (1,412.07 km) |
| Belfort to Mira | 917.75 mi (1,476.98 km) |
| Belfort to Miranda do Corvo | 915.77 mi (1,473.80 km) |
| Belfort to Mirandela | 809.32 mi (1,302.48 km) |
| Belfort to Mogadouro | 796.43 mi (1,281.72 km) |
| Belfort to Moimenta da Beira | 848.28 mi (1,365.18 km) |
| Belfort to Moita | 1,008.11 mi (1,622.39 km) |
| Belfort to Moncao | 841.58 mi (1,354.39 km) |
| Belfort to Montalegre | 821.52 mi (1,322.11 km) |
