| Lopik to Marco de Canavezes | 967.66 mi (1,557.29 km) |
| Lopik to Marinha Grande | 1,072.64 mi (1,726.25 km) |
| Lopik to Massama | 1,140.20 mi (1,834.97 km) |
| Lopik to Matosinhos | 984.36 mi (1,584.17 km) |
| Lopik to Mealhada | 1,022.06 mi (1,644.85 km) |
| Lopik to Melgaco | 919.38 mi (1,479.60 km) |
| Lopik to Melres | 981.75 mi (1,579.98 km) |
| Lopik to Mira | 1,027.61 mi (1,653.78 km) |
| Lopik to Miranda do Corvo | 1,034.96 mi (1,665.61 km) |
| Lopik to Mirandela | 921.91 mi (1,483.67 km) |
| Lopik to Mogadouro | 917.37 mi (1,476.36 km) |
| Lopik to Moimenta da Beira | 963.42 mi (1,550.47 km) |
| Lopik to Moita | 1,138.17 mi (1,831.70 km) |
| Lopik to Moncao | 928.46 mi (1,494.21 km) |
| Lopik to Montalegre | 920.93 mi (1,482.10 km) |
