| Congleton to Mangualde | 905.61 mi (1,457.44 km) |
| Congleton to Marco de Canavezes | 872.55 mi (1,404.23 km) |
| Congleton to Marinha Grande | 979.21 mi (1,575.89 km) |
| Congleton to Massama | 1,050.20 mi (1,690.13 km) |
| Congleton to Matosinhos | 880.99 mi (1,417.82 km) |
| Congleton to Mealhada | 930.01 mi (1,496.70 km) |
| Congleton to Melgaco | 812.75 mi (1,307.99 km) |
| Congleton to Melres | 884.01 mi (1,422.67 km) |
| Congleton to Mira | 930.96 mi (1,498.23 km) |
| Congleton to Miranda do Corvo | 947.14 mi (1,524.27 km) |
| Congleton to Mirandela | 839.10 mi (1,350.41 km) |
| Congleton to Mogadouro | 843.66 mi (1,357.74 km) |
| Congleton to Moimenta da Beira | 878.56 mi (1,413.90 km) |
| Congleton to Moita | 1,052.97 mi (1,694.59 km) |
| Congleton to Moncao | 819.03 mi (1,318.10 km) |
