| Prescott to Mangualde | 5,376.93 mi (8,653.34 km) |
| Prescott to Marco de Canavezes | 5,337.24 mi (8,589.46 km) |
| Prescott to Marinha Grande | 5,360.38 mi (8,626.69 km) |
| Prescott to Massama | 5,384.71 mi (8,665.85 km) |
| Prescott to Matosinhos | 5,313.80 mi (8,551.74 km) |
| Prescott to Mealhada | 5,356.19 mi (8,619.96 km) |
| Prescott to Melgaco | 5,295.32 mi (8,521.99 km) |
| Prescott to Melres | 5,331.22 mi (8,579.77 km) |
| Prescott to Mira | 5,342.00 mi (8,597.12 km) |
| Prescott to Miranda do Corvo | 5,372.50 mi (8,646.20 km) |
| Prescott to Mirandela | 5,366.13 mi (8,635.96 km) |
| Prescott to Mogadouro | 5,391.82 mi (8,677.30 km) |
| Prescott to Moimenta da Beira | 5,368.17 mi (8,639.24 km) |
| Prescott to Moita | 5,401.81 mi (8,693.38 km) |
| Prescott to Moncao | 5,288.05 mi (8,510.30 km) |
