| Cazzago San Martino to Marco de Canavezes | 959.47 mi (1,544.12 km) |
| Cazzago San Martino to Marinha Grande | 1,040.87 mi (1,675.12 km) |
| Cazzago San Martino to Massama | 1,091.36 mi (1,756.37 km) |
| Cazzago San Martino to Matosinhos | 985.52 mi (1,586.05 km) |
| Cazzago San Martino to Mealhada | 997.72 mi (1,605.68 km) |
| Cazzago San Martino to Melgaco | 940.08 mi (1,512.91 km) |
| Cazzago San Martino to Melres | 974.66 mi (1,568.57 km) |
| Cazzago San Martino to Mira | 1,009.43 mi (1,624.52 km) |
| Cazzago San Martino to Miranda do Corvo | 1,001.38 mi (1,611.57 km) |
| Cazzago San Martino to Mirandela | 905.10 mi (1,456.62 km) |
| Cazzago San Martino to Mogadouro | 887.52 mi (1,428.32 km) |
| Cazzago San Martino to Moimenta da Beira | 940.14 mi (1,513.01 km) |
| Cazzago San Martino to Moita | 1,081.96 mi (1,741.25 km) |
| Cazzago San Martino to Moncao | 951.36 mi (1,531.07 km) |
| Cazzago San Martino to Montalegre | 924.88 mi (1,488.45 km) |
