| Placentia to Mangualde | 5,637.29 mi (9,072.34 km) |
| Placentia to Marco de Canavezes | 5,596.70 mi (9,007.02 km) |
| Placentia to Marinha Grande | 5,624.42 mi (9,051.63 km) |
| Placentia to Massama | 5,651.56 mi (9,095.30 km) |
| Placentia to Matosinhos | 5,574.02 mi (8,970.52 km) |
| Placentia to Mealhada | 5,618.04 mi (9,041.37 km) |
| Placentia to Melgaco | 5,552.58 mi (8,936.02 km) |
| Placentia to Melres | 5,591.32 mi (8,998.35 km) |
| Placentia to Mira | 5,604.12 mi (9,018.96 km) |
| Placentia to Miranda do Corvo | 5,634.88 mi (9,068.46 km) |
| Placentia to Mirandela | 5,623.48 mi (9,050.11 km) |
| Placentia to Mogadouro | 5,648.89 mi (9,091.01 km) |
| Placentia to Moimenta da Beira | 5,627.39 mi (9,056.41 km) |
| Placentia to Moita | 5,668.52 mi (9,122.61 km) |
| Placentia to Moncao | 5,545.72 mi (8,924.98 km) |
