| Triesen to Marco de Canavezes | 964.52 mi (1,552.24 km) |
| Triesen to Marinha Grande | 1,052.97 mi (1,694.59 km) |
| Triesen to Massama | 1,108.21 mi (1,783.49 km) |
| Triesen to Matosinhos | 989.09 mi (1,591.79 km) |
| Triesen to Mealhada | 1,007.26 mi (1,621.02 km) |
| Triesen to Melgaco | 938.20 mi (1,509.89 km) |
| Triesen to Melres | 979.82 mi (1,576.87 km) |
| Triesen to Mira | 1,017.84 mi (1,638.06 km) |
| Triesen to Miranda do Corvo | 1,013.06 mi (1,630.37 km) |
| Triesen to Mirandela | 910.70 mi (1,465.63 km) |
| Triesen to Mogadouro | 895.59 mi (1,441.31 km) |
| Triesen to Moimenta da Beira | 948.10 mi (1,525.81 km) |
| Triesen to Moita | 1,100.29 mi (1,770.75 km) |
| Triesen to Moncao | 949.28 mi (1,527.73 km) |
| Triesen to Montalegre | 926.34 mi (1,490.80 km) |
