| Campiglia Marittima to Marco de Canavezes | 968.39 mi (1,558.48 km) |
| Campiglia Marittima to Marinha Grande | 1,036.12 mi (1,667.48 km) |
| Campiglia Marittima to Massama | 1,077.55 mi (1,734.15 km) |
| Campiglia Marittima to Matosinhos | 996.15 mi (1,603.15 km) |
| Campiglia Marittima to Mealhada | 998.27 mi (1,606.56 km) |
| Campiglia Marittima to Melgaco | 960.73 mi (1,546.15 km) |
| Campiglia Marittima to Melres | 982.98 mi (1,581.96 km) |
| Campiglia Marittima to Mira | 1,011.53 mi (1,627.90 km) |
| Campiglia Marittima to Miranda do Corvo | 998.28 mi (1,606.58 km) |
| Campiglia Marittima to Mirandela | 914.69 mi (1,472.06 km) |
| Campiglia Marittima to Mogadouro | 893.62 mi (1,438.13 km) |
| Campiglia Marittima to Moimenta da Beira | 944.83 mi (1,520.56 km) |
| Campiglia Marittima to Moita | 1,065.89 mi (1,715.38 km) |
| Campiglia Marittima to Moncao | 972.03 mi (1,564.33 km) |
| Campiglia Marittima to Montalegre | 940.59 mi (1,513.73 km) |
