| McLean to Mangualde | 3,588.52 mi (5,775.16 km) |
| McLean to Marco de Canavezes | 3,554.67 mi (5,720.69 km) |
| McLean to Marinha Grande | 3,553.82 mi (5,719.32 km) |
| McLean to Massama | 3,563.55 mi (5,734.98 km) |
| McLean to Matosinhos | 3,528.08 mi (5,677.90 km) |
| McLean to Mealhada | 3,560.81 mi (5,730.57 km) |
| McLean to Melgaco | 3,525.54 mi (5,673.81 km) |
| McLean to Melres | 3,545.57 mi (5,706.04 km) |
| McLean to Mira | 3,545.70 mi (5,706.26 km) |
| McLean to Miranda do Corvo | 3,573.95 mi (5,751.71 km) |
| McLean to Mirandela | 3,593.52 mi (5,783.22 km) |
| McLean to Mogadouro | 3,619.80 mi (5,825.51 km) |
| McLean to Moimenta da Beira | 3,585.84 mi (5,770.85 km) |
| McLean to Moita | 3,580.90 mi (5,762.90 km) |
| McLean to Moncao | 3,516.41 mi (5,659.11 km) |
