| Conway to Mangualde | 4,453.02 mi (7,166.45 km) |
| Conway to Marco de Canavezes | 4,417.61 mi (7,109.46 km) |
| Conway to Marinha Grande | 4,422.32 mi (7,117.03 km) |
| Conway to Massama | 4,435.19 mi (7,137.74 km) |
| Conway to Matosinhos | 4,391.66 mi (7,067.69 km) |
| Conway to Mealhada | 4,426.82 mi (7,124.27 km) |
| Conway to Melgaco | 4,385.16 mi (7,057.24 km) |
| Conway to Melres | 4,409.21 mi (7,095.94 km) |
| Conway to Mira | 4,411.85 mi (7,100.19 km) |
| Conway to Miranda do Corvo | 4,440.73 mi (7,146.67 km) |
| Conway to Mirandela | 4,454.22 mi (7,168.38 km) |
| Conway to Mogadouro | 4,480.49 mi (7,210.66 km) |
| Conway to Moimenta da Beira | 4,448.88 mi (7,159.78 km) |
| Conway to Moita | 4,452.55 mi (7,165.69 km) |
| Conway to Moncao | 4,376.45 mi (7,043.22 km) |
