| Henley on Thames to Mombris | 450.89 mi (725.63 km) |
| Henley on Thames to Monchengladbach | 317.17 mi (510.44 km) |
| Henley on Thames to Monschau | 318.07 mi (511.88 km) |
| Henley on Thames to Montabaur | 386.91 mi (622.68 km) |
| Henley on Thames to Moosburg | 607.24 mi (977.26 km) |
| Henley on Thames to Morbach | 370.45 mi (596.18 km) |
| Henley on Thames to Morfelden-Walldorf | 427.56 mi (688.10 km) |
| Henley on Thames to Morlenbach | 443.33 mi (713.47 km) |
| Henley on Thames to Morsbach | 375.80 mi (604.79 km) |
| Henley on Thames to Mosbach | 466.77 mi (751.19 km) |
| Henley on Thames to Mosigkau | 562.34 mi (904.99 km) |
| Henley on Thames to Mossingen | 492.07 mi (791.90 km) |
| Henley on Thames to Much | 361.60 mi (581.94 km) |
| Henley on Thames to Mucheln | 546.91 mi (880.17 km) |
| Henley on Thames to Muhlacker | 465.63 mi (749.36 km) |
