| Folsom to Mangualde | 5,536.56 mi (8,910.24 km) |
| Folsom to Marco de Canavezes | 5,494.37 mi (8,842.34 km) |
| Folsom to Marinha Grande | 5,531.64 mi (8,902.32 km) |
| Folsom to Massama | 5,564.81 mi (8,955.70 km) |
| Folsom to Matosinhos | 5,473.41 mi (8,808.61 km) |
| Folsom to Mealhada | 5,520.59 mi (8,884.54 km) |
| Folsom to Melgaco | 5,446.03 mi (8,764.54 km) |
| Folsom to Melres | 5,490.34 mi (8,835.85 km) |
| Folsom to Mira | 5,507.32 mi (8,863.18 km) |
| Folsom to Miranda do Corvo | 5,538.45 mi (8,913.27 km) |
| Folsom to Mirandela | 5,516.63 mi (8,878.16 km) |
| Folsom to Mogadouro | 5,541.31 mi (8,917.88 km) |
| Folsom to Moimenta da Beira | 5,524.37 mi (8,890.61 km) |
| Folsom to Moita | 5,581.36 mi (8,982.33 km) |
| Folsom to Moncao | 5,440.04 mi (8,754.90 km) |
