| Tranas to Mangualde | 1,564.94 mi (2,518.52 km) |
| Tranas to Marco de Canavezes | 1,542.19 mi (2,481.92 km) |
| Tranas to Marinha Grande | 1,647.80 mi (2,651.88 km) |
| Tranas to Massama | 1,715.83 mi (2,761.35 km) |
| Tranas to Matosinhos | 1,557.95 mi (2,507.27 km) |
| Tranas to Mealhada | 1,597.16 mi (2,570.38 km) |
| Tranas to Melgaco | 1,492.01 mi (2,401.15 km) |
| Tranas to Melres | 1,556.06 mi (2,504.24 km) |
| Tranas to Mira | 1,602.27 mi (2,578.60 km) |
| Tranas to Miranda do Corvo | 1,610.45 mi (2,591.77 km) |
| Tranas to Mirandela | 1,497.36 mi (2,409.77 km) |
| Tranas to Mogadouro | 1,493.32 mi (2,403.26 km) |
| Tranas to Moimenta da Beira | 1,538.88 mi (2,476.59 km) |
| Tranas to Moita | 1,714.06 mi (2,758.51 km) |
| Tranas to Moncao | 1,500.69 mi (2,415.12 km) |
