| Harmanli to Montilla | 1,640.38 mi (2,639.94 km) |
| Harmanli to Montmelo | 1,215.62 mi (1,956.35 km) |
| Harmanli to Montornes del Valles | 1,214.86 mi (1,955.13 km) |
| Harmanli to Montoro | 1,617.44 mi (2,603.02 km) |
| Harmanli to Monzon | 1,316.74 mi (2,119.09 km) |
| Harmanli to Mora | 1,551.97 mi (2,497.65 km) |
| Harmanli to Moralzarzal | 1,544.93 mi (2,486.33 km) |
| Harmanli to Moron de la Frontera | 1,693.68 mi (2,725.71 km) |
| Harmanli to Mostoles | 1,545.20 mi (2,486.76 km) |
| Harmanli to Motril | 1,603.72 mi (2,580.95 km) |
| Harmanli to Muchamiel | 1,406.23 mi (2,263.10 km) |
| Harmanli to Mula | 1,468.19 mi (2,362.83 km) |
| Harmanli to Munguia | 1,457.09 mi (2,344.96 km) |
| Harmanli to Murcia | 1,450.95 mi (2,335.09 km) |
| Harmanli to Muro del Alcoy | 1,397.98 mi (2,249.83 km) |
