| Cramlington to Mangualde | 1,039.51 mi (1,672.93 km) |
| Cramlington to Marco de Canavezes | 1,005.81 mi (1,618.69 km) |
| Cramlington to Marinha Grande | 1,112.17 mi (1,789.86 km) |
| Cramlington to Massama | 1,183.18 mi (1,904.15 km) |
| Cramlington to Matosinhos | 1,013.53 mi (1,631.13 km) |
| Cramlington to Mealhada | 1,063.26 mi (1,711.15 km) |
| Cramlington to Melgaco | 945.36 mi (1,521.40 km) |
| Cramlington to Melres | 1,017.01 mi (1,636.72 km) |
| Cramlington to Mira | 1,063.85 mi (1,712.10 km) |
| Cramlington to Miranda do Corvo | 1,080.63 mi (1,739.11 km) |
| Cramlington to Mirandela | 973.27 mi (1,566.32 km) |
| Cramlington to Mogadouro | 978.23 mi (1,574.30 km) |
| Cramlington to Moimenta da Beira | 1,012.47 mi (1,629.42 km) |
| Cramlington to Moita | 1,186.31 mi (1,909.18 km) |
| Cramlington to Moncao | 951.35 mi (1,531.05 km) |
