| Rocca Priora to Marco de Canavezes | 1,080.80 mi (1,739.37 km) |
| Rocca Priora to Marinha Grande | 1,141.12 mi (1,836.46 km) |
| Rocca Priora to Massama | 1,177.27 mi (1,894.64 km) |
| Rocca Priora to Matosinhos | 1,109.03 mi (1,784.81 km) |
| Rocca Priora to Mealhada | 1,106.35 mi (1,780.51 km) |
| Rocca Priora to Melgaco | 1,078.35 mi (1,735.43 km) |
| Rocca Priora to Melres | 1,094.95 mi (1,762.14 km) |
| Rocca Priora to Mira | 1,120.23 mi (1,802.83 km) |
| Rocca Priora to Miranda do Corvo | 1,104.56 mi (1,777.62 km) |
| Rocca Priora to Mirandela | 1,028.03 mi (1,654.46 km) |
| Rocca Priora to Mogadouro | 1,005.64 mi (1,618.42 km) |
| Rocca Priora to Moimenta da Beira | 1,055.55 mi (1,698.74 km) |
| Rocca Priora to Moita | 1,164.49 mi (1,874.07 km) |
| Rocca Priora to Moncao | 1,089.54 mi (1,753.44 km) |
| Rocca Priora to Montalegre | 1,056.32 mi (1,699.98 km) |
