| San Bruno to Mangualde | 5,636.97 mi (9,071.82 km) |
| San Bruno to Marco de Canavezes | 5,594.78 mi (9,003.93 km) |
| San Bruno to Marinha Grande | 5,632.01 mi (9,063.84 km) |
| San Bruno to Massama | 5,665.12 mi (9,117.13 km) |
| San Bruno to Matosinhos | 5,573.82 mi (8,970.19 km) |
| San Bruno to Mealhada | 5,620.99 mi (9,046.10 km) |
| San Bruno to Melgaco | 5,546.43 mi (8,926.12 km) |
| San Bruno to Melres | 5,590.75 mi (8,997.44 km) |
| San Bruno to Mira | 5,607.71 mi (9,024.74 km) |
| San Bruno to Miranda do Corvo | 5,638.84 mi (9,074.83 km) |
| San Bruno to Mirandela | 5,617.03 mi (9,039.74 km) |
| San Bruno to Mogadouro | 5,641.71 mi (9,079.46 km) |
| San Bruno to Moimenta da Beira | 5,624.77 mi (9,052.20 km) |
| San Bruno to Moita | 5,681.67 mi (9,143.77 km) |
| San Bruno to Moncao | 5,540.45 mi (8,916.49 km) |
