| Monte San Pietro to Marco de Canavezes | 1,003.77 mi (1,615.42 km) |
| Monte San Pietro to Marinha Grande | 1,078.83 mi (1,736.21 km) |
| Monte San Pietro to Massama | 1,124.96 mi (1,810.45 km) |
| Monte San Pietro to Matosinhos | 1,030.75 mi (1,658.83 km) |
| Monte San Pietro to Mealhada | 1,038.12 mi (1,670.69 km) |
| Monte San Pietro to Melgaco | 989.85 mi (1,593.01 km) |
| Monte San Pietro to Melres | 1,018.74 mi (1,639.50 km) |
| Monte San Pietro to Mira | 1,050.64 mi (1,690.83 km) |
| Monte San Pietro to Miranda do Corvo | 1,040.00 mi (1,673.72 km) |
| Monte San Pietro to Mirandela | 949.48 mi (1,528.04 km) |
| Monte San Pietro to Mogadouro | 930.12 mi (1,496.89 km) |
| Monte San Pietro to Moimenta da Beira | 982.31 mi (1,580.88 km) |
| Monte San Pietro to Moita | 1,114.38 mi (1,793.43 km) |
| Monte San Pietro to Moncao | 1,001.19 mi (1,611.26 km) |
| Monte San Pietro to Montalegre | 972.26 mi (1,564.70 km) |
