| Gmunden to Marco de Canavezes | 1,171.42 mi (1,885.21 km) |
| Gmunden to Marinha Grande | 1,259.32 mi (2,026.68 km) |
| Gmunden to Massama | 1,313.81 mi (2,114.37 km) |
| Gmunden to Matosinhos | 1,196.03 mi (1,924.82 km) |
| Gmunden to Mealhada | 1,213.88 mi (1,953.55 km) |
| Gmunden to Melgaco | 1,144.99 mi (1,842.69 km) |
| Gmunden to Melres | 1,186.72 mi (1,909.84 km) |
| Gmunden to Mira | 1,224.57 mi (1,970.76 km) |
| Gmunden to Miranda do Corvo | 1,219.45 mi (1,962.51 km) |
| Gmunden to Mirandela | 1,117.56 mi (1,798.54 km) |
| Gmunden to Mogadouro | 1,102.28 mi (1,773.95 km) |
| Gmunden to Moimenta da Beira | 1,154.83 mi (1,858.52 km) |
| Gmunden to Moita | 1,305.57 mi (2,101.11 km) |
| Gmunden to Moncao | 1,156.06 mi (1,860.49 km) |
| Gmunden to Montalegre | 1,133.27 mi (1,823.82 km) |
