| Stalybridge to Mangualde | 928.99 mi (1,495.06 km) |
| Stalybridge to Marco de Canavezes | 895.90 mi (1,441.82 km) |
| Stalybridge to Marinha Grande | 1,002.55 mi (1,613.44 km) |
| Stalybridge to Massama | 1,073.54 mi (1,727.69 km) |
| Stalybridge to Matosinhos | 904.30 mi (1,455.33 km) |
| Stalybridge to Mealhada | 953.36 mi (1,534.29 km) |
| Stalybridge to Melgaco | 836.06 mi (1,345.50 km) |
| Stalybridge to Melres | 907.35 mi (1,460.23 km) |
| Stalybridge to Mira | 954.29 mi (1,535.78 km) |
| Stalybridge to Miranda do Corvo | 970.50 mi (1,561.87 km) |
| Stalybridge to Mirandela | 862.48 mi (1,388.03 km) |
| Stalybridge to Mogadouro | 867.03 mi (1,395.34 km) |
| Stalybridge to Moimenta da Beira | 901.93 mi (1,451.52 km) |
| Stalybridge to Moita | 1,076.33 mi (1,732.19 km) |
| Stalybridge to Moncao | 842.32 mi (1,355.58 km) |
