| Clay Cross to Mombris | 501.15 mi (806.53 km) |
| Clay Cross to Monchengladbach | 358.78 mi (577.41 km) |
| Clay Cross to Monschau | 373.15 mi (600.53 km) |
| Clay Cross to Montabaur | 436.94 mi (703.19 km) |
| Clay Cross to Moosburg | 665.43 mi (1,070.91 km) |
| Clay Cross to Morbach | 433.31 mi (697.34 km) |
| Clay Cross to Morfelden-Walldorf | 481.06 mi (774.19 km) |
| Clay Cross to Morlenbach | 501.57 mi (807.21 km) |
| Clay Cross to Morsbach | 419.03 mi (674.36 km) |
| Clay Cross to Mosbach | 526.34 mi (847.06 km) |
| Clay Cross to Mosigkau | 580.38 mi (934.04 km) |
| Clay Cross to Mossingen | 562.34 mi (904.99 km) |
| Clay Cross to Much | 405.10 mi (651.95 km) |
| Clay Cross to Mucheln | 572.87 mi (921.94 km) |
| Clay Cross to Muhlacker | 531.20 mi (854.89 km) |
