| Heppenheim to Monchengladbach | 144.90 mi (233.19 km) |
| Heppenheim to Monschau | 123.13 mi (198.15 km) |
| Heppenheim to Montabaur | 65.68 mi (105.71 km) |
| Heppenheim to Moosburg | 169.85 mi (273.35 km) |
| Heppenheim to Morbach | 69.03 mi (111.10 km) |
| Heppenheim to Morfelden-Walldorf | 24.78 mi (39.89 km) |
| Heppenheim to Morlenbach | 5.34 mi (8.60 km) |
| Heppenheim to Morsbach | 93.84 mi (151.03 km) |
| Heppenheim to Mosbach | 30.38 mi (48.90 km) |
| Heppenheim to Mosigkau | 218.13 mi (351.05 km) |
| Heppenheim to Mossingen | 87.53 mi (140.86 km) |
| Heppenheim to Much | 103.61 mi (166.74 km) |
| Heppenheim to Mucheln | 180.05 mi (289.77 km) |
| Heppenheim to Muhlacker | 48.73 mi (78.43 km) |
| Heppenheim to Muhldorf | 200.93 mi (323.37 km) |
