| Willowbrook to Mangualde | 5,651.06 mi (9,094.50 km) |
| Willowbrook to Marco de Canavezes | 5,610.39 mi (9,029.05 km) |
| Willowbrook to Marinha Grande | 5,638.55 mi (9,074.38 km) |
| Willowbrook to Massama | 5,665.97 mi (9,118.50 km) |
| Willowbrook to Matosinhos | 5,587.78 mi (8,992.67 km) |
| Willowbrook to Mealhada | 5,631.96 mi (9,063.77 km) |
| Willowbrook to Melgaco | 5,566.06 mi (8,957.71 km) |
| Willowbrook to Melres | 5,605.06 mi (9,020.48 km) |
| Willowbrook to Mira | 5,618.06 mi (9,041.40 km) |
| Willowbrook to Miranda do Corvo | 5,648.84 mi (9,090.94 km) |
| Willowbrook to Mirandela | 5,636.95 mi (9,071.80 km) |
| Willowbrook to Mogadouro | 5,662.33 mi (9,112.65 km) |
| Willowbrook to Moimenta da Beira | 5,641.05 mi (9,078.39 km) |
| Willowbrook to Moita | 5,682.92 mi (9,145.78 km) |
| Willowbrook to Moncao | 5,559.24 mi (8,946.73 km) |
