| Cortona to Marco de Canavezes | 1,037.79 mi (1,670.16 km) |
| Cortona to Marinha Grande | 1,106.34 mi (1,780.48 km) |
| Cortona to Massama | 1,148.06 mi (1,847.62 km) |
| Cortona to Matosinhos | 1,065.45 mi (1,714.68 km) |
| Cortona to Mealhada | 1,068.21 mi (1,719.12 km) |
| Cortona to Melgaco | 1,029.14 mi (1,656.23 km) |
| Cortona to Melres | 1,052.44 mi (1,693.73 km) |
| Cortona to Mira | 1,081.40 mi (1,740.35 km) |
| Cortona to Miranda do Corvo | 1,068.40 mi (1,719.43 km) |
| Cortona to Mirandela | 983.97 mi (1,583.55 km) |
| Cortona to Mogadouro | 963.12 mi (1,549.99 km) |
| Cortona to Moimenta da Beira | 1,014.48 mi (1,632.65 km) |
| Cortona to Moita | 1,136.43 mi (1,828.91 km) |
| Cortona to Moncao | 1,040.45 mi (1,674.44 km) |
| Cortona to Montalegre | 1,009.41 mi (1,624.49 km) |
