| Bootle to Mangualde | 914.76 mi (1,472.17 km) |
| Bootle to Marco de Canavezes | 880.48 mi (1,416.99 km) |
| Bootle to Marinha Grande | 986.61 mi (1,587.79 km) |
| Bootle to Massama | 1,057.62 mi (1,702.07 km) |
| Bootle to Matosinhos | 887.76 mi (1,428.72 km) |
| Bootle to Mealhada | 937.91 mi (1,509.42 km) |
| Bootle to Melgaco | 819.64 mi (1,319.09 km) |
| Bootle to Melres | 891.50 mi (1,434.73 km) |
| Bootle to Mira | 938.25 mi (1,509.97 km) |
| Bootle to Miranda do Corvo | 955.47 mi (1,537.68 km) |
| Bootle to Mirandela | 848.89 mi (1,366.16 km) |
| Bootle to Mogadouro | 854.55 mi (1,375.27 km) |
| Bootle to Moimenta da Beira | 887.76 mi (1,428.72 km) |
| Bootle to Moita | 1,060.99 mi (1,707.50 km) |
| Bootle to Moncao | 825.49 mi (1,328.50 km) |
