| Valley Falls to Mangualde | 3,227.10 mi (5,193.51 km) |
| Valley Falls to Marco de Canavezes | 3,192.60 mi (5,137.99 km) |
| Valley Falls to Marinha Grande | 3,194.34 mi (5,140.79 km) |
| Valley Falls to Massama | 3,206.02 mi (5,159.59 km) |
| Valley Falls to Matosinhos | 3,166.25 mi (5,095.59 km) |
| Valley Falls to Mealhada | 3,200.06 mi (5,150.00 km) |
| Valley Falls to Melgaco | 3,162.27 mi (5,089.18 km) |
| Valley Falls to Melres | 3,183.77 mi (5,123.78 km) |
| Valley Falls to Mira | 3,185.02 mi (5,125.79 km) |
| Valley Falls to Miranda do Corvo | 3,213.58 mi (5,171.75 km) |
| Valley Falls to Mirandela | 3,230.64 mi (5,199.21 km) |
| Valley Falls to Mogadouro | 3,256.92 mi (5,241.51 km) |
| Valley Falls to Moimenta da Beira | 3,223.81 mi (5,188.23 km) |
| Valley Falls to Moita | 3,223.38 mi (5,187.53 km) |
| Valley Falls to Moncao | 3,153.27 mi (5,074.69 km) |
