| Selby to Mangualde | 962.10 mi (1,548.35 km) |
| Selby to Marco de Canavezes | 930.01 mi (1,496.70 km) |
| Selby to Marinha Grande | 1,036.94 mi (1,668.80 km) |
| Selby to Massama | 1,107.86 mi (1,782.92 km) |
| Selby to Matosinhos | 939.25 mi (1,511.58 km) |
| Selby to Mealhada | 987.42 mi (1,589.10 km) |
| Selby to Melgaco | 871.00 mi (1,401.73 km) |
| Selby to Melres | 941.77 mi (1,515.63 km) |
| Selby to Mira | 988.81 mi (1,591.33 km) |
| Selby to Miranda do Corvo | 1,004.22 mi (1,616.13 km) |
| Selby to Mirandela | 895.16 mi (1,440.63 km) |
| Selby to Mogadouro | 898.79 mi (1,446.46 km) |
| Selby to Moimenta da Beira | 935.04 mi (1,504.79 km) |
| Selby to Moita | 1,110.19 mi (1,786.68 km) |
| Selby to Moncao | 877.56 mi (1,412.30 km) |
