| Mill Valley to Mangualde | 5,627.17 mi (9,056.06 km) |
| Mill Valley to Marco de Canavezes | 5,584.91 mi (8,988.05 km) |
| Mill Valley to Marinha Grande | 5,622.60 mi (9,048.71 km) |
| Mill Valley to Massama | 5,656.01 mi (9,102.47 km) |
| Mill Valley to Matosinhos | 5,564.04 mi (8,954.46 km) |
| Mill Valley to Mealhada | 5,611.36 mi (9,030.60 km) |
| Mill Valley to Melgaco | 5,536.37 mi (8,909.93 km) |
| Mill Valley to Melres | 5,580.95 mi (8,981.67 km) |
| Mill Valley to Mira | 5,598.12 mi (9,009.30 km) |
| Mill Valley to Miranda do Corvo | 5,629.25 mi (9,059.41 km) |
| Mill Valley to Mirandela | 5,606.94 mi (9,023.50 km) |
| Mill Valley to Mogadouro | 5,631.58 mi (9,063.15 km) |
| Mill Valley to Moimenta da Beira | 5,614.87 mi (9,036.25 km) |
| Mill Valley to Moita | 5,672.54 mi (9,129.07 km) |
| Mill Valley to Moncao | 5,530.43 mi (8,900.36 km) |
