| Belfast to Mombris | 708.17 mi (1,139.69 km) |
| Belfast to Monchengladbach | 565.21 mi (909.61 km) |
| Belfast to Monschau | 581.63 mi (936.04 km) |
| Belfast to Montabaur | 644.34 mi (1,036.96 km) |
| Belfast to Moosburg | 873.34 mi (1,405.50 km) |
| Belfast to Morbach | 642.14 mi (1,033.42 km) |
| Belfast to Morfelden-Walldorf | 688.81 mi (1,108.53 km) |
| Belfast to Morlenbach | 709.93 mi (1,142.52 km) |
| Belfast to Morsbach | 625.08 mi (1,005.97 km) |
| Belfast to Mosbach | 734.78 mi (1,182.51 km) |
| Belfast to Mosigkau | 772.95 mi (1,243.95 km) |
| Belfast to Mossingen | 771.15 mi (1,241.05 km) |
| Belfast to Much | 611.38 mi (983.92 km) |
| Belfast to Mucheln | 770.06 mi (1,239.29 km) |
| Belfast to Muhlacker | 740.05 mi (1,190.99 km) |
