| Clayton to Mombris | 532.85 mi (857.54 km) |
| Clayton to Monchengladbach | 389.80 mi (627.31 km) |
| Clayton to Monschau | 407.67 mi (656.08 km) |
| Clayton to Montabaur | 469.23 mi (755.15 km) |
| Clayton to Moosburg | 698.41 mi (1,123.99 km) |
| Clayton to Morbach | 469.19 mi (755.09 km) |
| Clayton to Morfelden-Walldorf | 513.88 mi (827.02 km) |
| Clayton to Morlenbach | 535.59 mi (861.94 km) |
| Clayton to Morsbach | 449.55 mi (723.48 km) |
| Clayton to Mosbach | 560.54 mi (902.10 km) |
| Clayton to Mosigkau | 600.85 mi (966.98 km) |
| Clayton to Mossingen | 599.30 mi (964.48 km) |
| Clayton to Much | 435.90 mi (701.52 km) |
| Clayton to Mucheln | 596.14 mi (959.40 km) |
| Clayton to Muhlacker | 567.06 mi (912.60 km) |
