| Tarnaveni to Mangualde | 1,642.06 mi (2,642.65 km) |
| Tarnaveni to Marco de Canavezes | 1,644.30 mi (2,646.25 km) |
| Tarnaveni to Marinha Grande | 1,723.31 mi (2,773.41 km) |
| Tarnaveni to Massama | 1,770.93 mi (2,850.03 km) |
| Tarnaveni to Matosinhos | 1,670.54 mi (2,688.48 km) |
| Tarnaveni to Mealhada | 1,681.32 mi (2,705.83 km) |
| Tarnaveni to Melgaco | 1,625.22 mi (2,615.54 km) |
| Tarnaveni to Melres | 1,659.45 mi (2,670.63 km) |
| Tarnaveni to Mira | 1,693.37 mi (2,725.22 km) |
| Tarnaveni to Miranda do Corvo | 1,684.14 mi (2,710.37 km) |
| Tarnaveni to Mirandela | 1,589.91 mi (2,558.71 km) |
| Tarnaveni to Mogadouro | 1,571.83 mi (2,529.62 km) |
| Tarnaveni to Moimenta da Beira | 1,624.36 mi (2,614.16 km) |
| Tarnaveni to Moita | 1,760.57 mi (2,833.36 km) |
| Tarnaveni to Moncao | 1,636.50 mi (2,633.69 km) |
