| Short Pump to Mangualde | 3,648.29 mi (5,871.36 km) |
| Short Pump to Marco de Canavezes | 3,615.11 mi (5,817.95 km) |
| Short Pump to Marinha Grande | 3,611.83 mi (5,812.68 km) |
| Short Pump to Massama | 3,619.93 mi (5,825.72 km) |
| Short Pump to Matosinhos | 3,588.29 mi (5,774.80 km) |
| Short Pump to Mealhada | 3,619.97 mi (5,825.78 km) |
| Short Pump to Melgaco | 3,587.27 mi (5,773.15 km) |
| Short Pump to Melres | 3,605.73 mi (5,802.87 km) |
| Short Pump to Mira | 3,604.81 mi (5,801.38 km) |
| Short Pump to Miranda do Corvo | 3,632.74 mi (5,846.34 km) |
| Short Pump to Mirandela | 3,654.79 mi (5,881.82 km) |
| Short Pump to Mogadouro | 3,681.05 mi (5,924.08 km) |
| Short Pump to Moimenta da Beira | 3,646.21 mi (5,868.01 km) |
| Short Pump to Moita | 3,637.27 mi (5,853.62 km) |
| Short Pump to Moncao | 3,577.99 mi (5,758.21 km) |
