| Cumayeri to Mangualde | 2,009.89 mi (3,234.60 km) |
| Cumayeri to Marco de Canavezes | 2,020.69 mi (3,251.99 km) |
| Cumayeri to Marinha Grande | 2,084.46 mi (3,354.61 km) |
| Cumayeri to Massama | 2,121.04 mi (3,413.49 km) |
| Cumayeri to Matosinhos | 2,048.60 mi (3,296.90 km) |
| Cumayeri to Mealhada | 2,048.67 mi (3,297.02 km) |
| Cumayeri to Melgaco | 2,013.46 mi (3,240.35 km) |
| Cumayeri to Melres | 2,035.16 mi (3,275.27 km) |
| Cumayeri to Mira | 2,062.30 mi (3,318.94 km) |
| Cumayeri to Miranda do Corvo | 2,047.53 mi (3,295.17 km) |
| Cumayeri to Mirandela | 1,967.20 mi (3,165.91 km) |
| Cumayeri to Mogadouro | 1,945.73 mi (3,131.36 km) |
| Cumayeri to Moimenta da Beira | 1,996.51 mi (3,213.07 km) |
| Cumayeri to Moita | 2,108.17 mi (3,392.77 km) |
| Cumayeri to Moncao | 2,024.77 mi (3,258.55 km) |
