| Dollis Hill to Mangualde | 837.72 mi (1,348.18 km) |
| Dollis Hill to Marco de Canavezes | 809.35 mi (1,302.52 km) |
| Dollis Hill to Marinha Grande | 916.53 mi (1,475.01 km) |
| Dollis Hill to Massama | 986.70 mi (1,587.94 km) |
| Dollis Hill to Matosinhos | 821.73 mi (1,322.44 km) |
| Dollis Hill to Mealhada | 866.15 mi (1,393.93 km) |
| Dollis Hill to Melgaco | 754.08 mi (1,213.58 km) |
| Dollis Hill to Melres | 822.17 mi (1,323.15 km) |
| Dollis Hill to Mira | 869.20 mi (1,398.84 km) |
| Dollis Hill to Miranda do Corvo | 881.58 mi (1,418.77 km) |
| Dollis Hill to Mirandela | 769.89 mi (1,239.02 km) |
| Dollis Hill to Mogadouro | 770.56 mi (1,240.10 km) |
| Dollis Hill to Moimenta da Beira | 810.82 mi (1,304.89 km) |
| Dollis Hill to Moita | 987.37 mi (1,589.02 km) |
| Dollis Hill to Moncao | 761.80 mi (1,226.00 km) |
