| Horb am Neckar to Mainaschaff | 107.73 mi (173.37 km) |
| Horb am Neckar to Mainburg | 142.13 mi (228.74 km) |
| Horb am Neckar to Maintal | 117.96 mi (189.83 km) |
| Horb am Neckar to Mainz | 107.98 mi (173.77 km) |
| Horb am Neckar to Maisach | 119.35 mi (192.08 km) |
| Horb am Neckar to Maisenhausen | 109.45 mi (176.14 km) |
| Horb am Neckar to Malente | 403.34 mi (649.12 km) |
| Horb am Neckar to Malsch | 34.22 mi (55.06 km) |
| Horb am Neckar to Manching | 129.64 mi (208.63 km) |
| Horb am Neckar to Mannheim | 72.75 mi (117.08 km) |
| Horb am Neckar to Mansfeld | 249.73 mi (401.91 km) |
| Horb am Neckar to Marbach am Neckar | 42.27 mi (68.03 km) |
| Horb am Neckar to Marburg | 163.42 mi (263.01 km) |
| Horb am Neckar to Marienberg | 250.57 mi (403.26 km) |
| Horb am Neckar to Marienheide | 189.44 mi (304.88 km) |
