| Fontaine to Marco de Canavezes | 748.83 mi (1,205.12 km) |
| Fontaine to Marinha Grande | 832.89 mi (1,340.41 km) |
| Fontaine to Massama | 885.84 mi (1,425.62 km) |
| Fontaine to Matosinhos | 774.53 mi (1,246.48 km) |
| Fontaine to Mealhada | 788.62 mi (1,269.16 km) |
| Fontaine to Melgaco | 728.07 mi (1,171.71 km) |
| Fontaine to Melres | 764.07 mi (1,229.65 km) |
| Fontaine to Mira | 799.93 mi (1,287.36 km) |
| Fontaine to Miranda do Corvo | 793.17 mi (1,276.48 km) |
| Fontaine to Mirandela | 694.54 mi (1,117.75 km) |
| Fontaine to Mogadouro | 677.71 mi (1,090.67 km) |
| Fontaine to Moimenta da Beira | 730.38 mi (1,175.43 km) |
| Fontaine to Moita | 877.28 mi (1,411.84 km) |
| Fontaine to Moncao | 739.34 mi (1,189.85 km) |
| Fontaine to Montalegre | 713.36 mi (1,148.04 km) |
