| Castelnuovo Berardenga to Marco de Canavezes | 1,013.60 mi (1,631.23 km) |
| Castelnuovo Berardenga to Marinha Grande | 1,082.66 mi (1,742.38 km) |
| Castelnuovo Berardenga to Massama | 1,124.80 mi (1,810.19 km) |
| Castelnuovo Berardenga to Matosinhos | 1,041.23 mi (1,675.69 km) |
| Castelnuovo Berardenga to Mealhada | 1,044.31 mi (1,680.66 km) |
| Castelnuovo Berardenga to Melgaco | 1,004.64 mi (1,616.82 km) |
| Castelnuovo Berardenga to Melres | 1,028.27 mi (1,654.84 km) |
| Castelnuovo Berardenga to Mira | 1,057.45 mi (1,701.81 km) |
| Castelnuovo Berardenga to Miranda do Corvo | 1,044.64 mi (1,681.19 km) |
| Castelnuovo Berardenga to Mirandela | 959.74 mi (1,544.56 km) |
| Castelnuovo Berardenga to Mogadouro | 938.98 mi (1,511.14 km) |
| Castelnuovo Berardenga to Moimenta da Beira | 990.42 mi (1,593.92 km) |
| Castelnuovo Berardenga to Moita | 1,113.27 mi (1,791.64 km) |
| Castelnuovo Berardenga to Moncao | 1,015.96 mi (1,635.03 km) |
| Castelnuovo Berardenga to Montalegre | 985.03 mi (1,585.25 km) |
