| Horb am Neckar to Meppen | 299.86 mi (482.58 km) |
| Horb am Neckar to Merchweiler | 97.39 mi (156.73 km) |
| Horb am Neckar to Mering | 106.05 mi (170.66 km) |
| Horb am Neckar to Merseburg | 248.93 mi (400.61 km) |
| Horb am Neckar to Merzenich | 190.88 mi (307.19 km) |
| Horb am Neckar to Merzig | 116.95 mi (188.22 km) |
| Horb am Neckar to Meschede | 201.51 mi (324.30 km) |
| Horb am Neckar to Messkirch | 36.79 mi (59.21 km) |
| Horb am Neckar to Messstetten | 22.14 mi (35.62 km) |
| Horb am Neckar to Mettingen | 270.47 mi (435.28 km) |
| Horb am Neckar to Mettlach | 119.35 mi (192.08 km) |
| Horb am Neckar to Mettmann | 208.44 mi (335.46 km) |
| Horb am Neckar to Metzingen | 27.95 mi (44.99 km) |
| Horb am Neckar to Meuselwitz | 241.49 mi (388.65 km) |
| Horb am Neckar to Michelstadt | 86.38 mi (139.02 km) |
