| Santomera to Mangualde | 399.25 mi (642.53 km) |
| Santomera to Marco de Canavezes | 434.91 mi (699.92 km) |
| Santomera to Marinha Grande | 439.49 mi (707.29 km) |
| Santomera to Massama | 447.77 mi (720.62 km) |
| Santomera to Matosinhos | 460.53 mi (741.15 km) |
| Santomera to Mealhada | 427.20 mi (687.52 km) |
| Santomera to Melgaco | 473.05 mi (761.30 km) |
| Santomera to Melres | 442.97 mi (712.88 km) |
| Santomera to Mira | 442.41 mi (711.99 km) |
| Santomera to Miranda do Corvo | 415.13 mi (668.09 km) |
| Santomera to Mirandela | 402.33 mi (647.49 km) |
| Santomera to Mogadouro | 376.52 mi (605.96 km) |
| Santomera to Moimenta da Beira | 403.64 mi (649.59 km) |
| Santomera to Moita | 431.66 mi (694.69 km) |
| Santomera to Moncao | 480.54 mi (773.36 km) |
