| South Venice to Mangualde | 4,259.53 mi (6,855.06 km) |
| South Venice to Marco de Canavezes | 4,231.15 mi (6,809.38 km) |
| South Venice to Marinha Grande | 4,211.88 mi (6,778.37 km) |
| South Venice to Massama | 4,208.98 mi (6,773.71 km) |
| South Venice to Matosinhos | 4,203.17 mi (6,764.34 km) |
| South Venice to Mealhada | 4,227.48 mi (6,803.47 km) |
| South Venice to Melgaco | 4,212.09 mi (6,778.71 km) |
| South Venice to Melres | 4,220.10 mi (6,791.60 km) |
| South Venice to Mira | 4,212.18 mi (6,778.85 km) |
| South Venice to Miranda do Corvo | 4,237.70 mi (6,819.92 km) |
| South Venice to Mirandela | 4,275.81 mi (6,881.25 km) |
| South Venice to Mogadouro | 4,301.62 mi (6,922.79 km) |
| South Venice to Moimenta da Beira | 4,261.44 mi (6,858.12 km) |
| South Venice to Moita | 4,225.95 mi (6,801.01 km) |
| South Venice to Moncao | 4,201.97 mi (6,762.41 km) |
