| San Tan Valley to Mangualde | 5,402.79 mi (8,694.95 km) |
| San Tan Valley to Marco de Canavezes | 5,363.69 mi (8,632.02 km) |
| San Tan Valley to Marinha Grande | 5,383.92 mi (8,664.59 km) |
| San Tan Valley to Massama | 5,406.40 mi (8,700.75 km) |
| San Tan Valley to Matosinhos | 5,339.81 mi (8,593.59 km) |
| San Tan Valley to Mealhada | 5,381.14 mi (8,660.10 km) |
| San Tan Valley to Melgaco | 5,323.14 mi (8,566.76 km) |
| San Tan Valley to Melres | 5,357.28 mi (8,621.71 km) |
| San Tan Valley to Mira | 5,366.79 mi (8,637.02 km) |
| San Tan Valley to Miranda do Corvo | 5,397.09 mi (8,685.77 km) |
| San Tan Valley to Mirandela | 5,393.83 mi (8,680.53 km) |
| San Tan Valley to Mogadouro | 5,419.67 mi (8,722.11 km) |
| San Tan Valley to Moimenta da Beira | 5,394.73 mi (8,681.98 km) |
| San Tan Valley to Moita | 5,423.58 mi (8,728.41 km) |
| San Tan Valley to Moncao | 5,315.64 mi (8,554.69 km) |
