| Union to Mombris | 4,640.87 mi (7,468.76 km) |
| Union to Monchengladbach | 4,497.80 mi (7,238.51 km) |
| Union to Monschau | 4,514.08 mi (7,264.72 km) |
| Union to Montabaur | 4,577.19 mi (7,366.28 km) |
| Union to Moosburg | 4,806.21 mi (7,734.85 km) |
| Union to Morbach | 4,573.43 mi (7,360.22 km) |
| Union to Morfelden-Walldorf | 4,621.69 mi (7,437.88 km) |
| Union to Morlenbach | 4,642.52 mi (7,471.42 km) |
| Union to Morsbach | 4,557.37 mi (7,334.37 km) |
| Union to Mosbach | 4,667.26 mi (7,511.23 km) |
| Union to Mosigkau | 4,683.65 mi (7,537.61 km) |
| Union to Mossingen | 4,700.05 mi (7,563.99 km) |
| Union to Much | 4,543.82 mi (7,312.58 km) |
| Union to Mucheln | 4,689.19 mi (7,546.51 km) |
| Union to Muhlacker | 4,670.99 mi (7,517.23 km) |
