| Lake Stickney to Mangualde | 5,129.81 mi (8,255.62 km) |
| Lake Stickney to Marco de Canavezes | 5,086.01 mi (8,185.15 km) |
| Lake Stickney to Marinha Grande | 5,135.88 mi (8,265.41 km) |
| Lake Stickney to Massama | 5,176.95 mi (8,331.49 km) |
| Lake Stickney to Matosinhos | 5,067.71 mi (8,155.69 km) |
| Lake Stickney to Mealhada | 5,118.55 mi (8,237.51 km) |
| Lake Stickney to Melgaco | 5,032.59 mi (8,099.18 km) |
| Lake Stickney to Melres | 5,083.90 mi (8,181.74 km) |
| Lake Stickney to Mira | 5,106.37 mi (8,217.91 km) |
| Lake Stickney to Miranda do Corvo | 5,137.56 mi (8,268.10 km) |
| Lake Stickney to Mirandela | 5,101.82 mi (8,210.58 km) |
| Lake Stickney to Mogadouro | 5,125.17 mi (8,248.16 km) |
| Lake Stickney to Moimenta da Beira | 5,114.64 mi (8,231.22 km) |
| Lake Stickney to Moita | 5,192.66 mi (8,356.78 km) |
| Lake Stickney to Moncao | 5,027.87 mi (8,091.58 km) |
