| Cayirova to Mangualde | 1,930.04 mi (3,106.10 km) |
| Cayirova to Marco de Canavezes | 1,941.34 mi (3,124.28 km) |
| Cayirova to Marinha Grande | 2,004.17 mi (3,225.41 km) |
| Cayirova to Massama | 2,040.22 mi (3,283.41 km) |
| Cayirova to Matosinhos | 1,969.32 mi (3,169.31 km) |
| Cayirova to Mealhada | 1,968.76 mi (3,168.41 km) |
| Cayirova to Melgaco | 1,934.91 mi (3,113.94 km) |
| Cayirova to Melres | 1,955.74 mi (3,147.46 km) |
| Cayirova to Mira | 1,982.45 mi (3,190.45 km) |
| Cayirova to Miranda do Corvo | 1,967.40 mi (3,166.22 km) |
| Cayirova to Mirandela | 1,887.97 mi (3,038.39 km) |
| Cayirova to Mogadouro | 1,866.32 mi (3,003.55 km) |
| Cayirova to Moimenta da Beira | 1,916.92 mi (3,084.99 km) |
| Cayirova to Moita | 2,027.25 mi (3,262.55 km) |
| Cayirova to Moncao | 1,946.21 mi (3,132.12 km) |
