| Heanor to Mangualde | 908.49 mi (1,462.08 km) |
| Heanor to Marco de Canavezes | 876.73 mi (1,410.96 km) |
| Heanor to Marinha Grande | 983.76 mi (1,583.20 km) |
| Heanor to Massama | 1,054.62 mi (1,697.25 km) |
| Heanor to Matosinhos | 886.32 mi (1,426.40 km) |
| Heanor to Mealhada | 934.12 mi (1,503.32 km) |
| Heanor to Melgaco | 818.08 mi (1,316.57 km) |
| Heanor to Melres | 888.61 mi (1,430.08 km) |
| Heanor to Mira | 935.68 mi (1,505.83 km) |
| Heanor to Miranda do Corvo | 950.79 mi (1,530.15 km) |
| Heanor to Mirandela | 841.45 mi (1,354.18 km) |
| Heanor to Mogadouro | 844.85 mi (1,359.65 km) |
| Heanor to Moimenta da Beira | 881.43 mi (1,418.52 km) |
| Heanor to Moita | 1,056.79 mi (1,700.74 km) |
| Heanor to Moncao | 824.78 mi (1,327.36 km) |
