| Trencin to Mangualde | 1,380.55 mi (2,221.77 km) |
| Trencin to Marco de Canavezes | 1,376.28 mi (2,214.90 km) |
| Trencin to Marinha Grande | 1,464.80 mi (2,357.37 km) |
| Trencin to Massama | 1,519.45 mi (2,445.31 km) |
| Trencin to Matosinhos | 1,400.66 mi (2,254.15 km) |
| Trencin to Mealhada | 1,419.19 mi (2,283.96 km) |
| Trencin to Melgaco | 1,348.76 mi (2,170.63 km) |
| Trencin to Melres | 1,391.58 mi (2,239.53 km) |
| Trencin to Mira | 1,429.77 mi (2,300.99 km) |
| Trencin to Miranda do Corvo | 1,424.91 mi (2,293.17 km) |
| Trencin to Mirandela | 1,322.54 mi (2,128.42 km) |
| Trencin to Mogadouro | 1,307.52 mi (2,104.25 km) |
| Trencin to Moimenta da Beira | 1,360.03 mi (2,188.75 km) |
| Trencin to Moita | 1,511.21 mi (2,432.05 km) |
| Trencin to Moncao | 1,359.77 mi (2,188.33 km) |
