| Gradsko to Marco de Canavezes | 1,552.39 mi (2,498.33 km) |
| Gradsko to Marinha Grande | 1,614.51 mi (2,598.31 km) |
| Gradsko to Massama | 1,650.65 mi (2,656.47 km) |
| Gradsko to Matosinhos | 1,580.45 mi (2,543.49 km) |
| Gradsko to Mealhada | 1,579.27 mi (2,541.59 km) |
| Gradsko to Melgaco | 1,547.17 mi (2,489.93 km) |
| Gradsko to Melres | 1,566.72 mi (2,521.40 km) |
| Gradsko to Mira | 1,593.01 mi (2,563.71 km) |
| Gradsko to Miranda do Corvo | 1,577.79 mi (2,539.21 km) |
| Gradsko to Mirandela | 1,499.19 mi (2,412.71 km) |
| Gradsko to Mogadouro | 1,477.31 mi (2,377.50 km) |
| Gradsko to Moimenta da Beira | 1,527.72 mi (2,458.64 km) |
| Gradsko to Moita | 1,637.76 mi (2,635.72 km) |
| Gradsko to Moncao | 1,558.44 mi (2,508.06 km) |
| Gradsko to Montalegre | 1,526.30 mi (2,456.34 km) |
