| Karlsruhe to Marghita | 650.93 mi (1,047.57 km) |
| Karlsruhe to Marginea | 801.77 mi (1,290.33 km) |
| Karlsruhe to Matca | 917.69 mi (1,476.88 km) |
| Karlsruhe to Medgidia | 994.42 mi (1,600.37 km) |
| Karlsruhe to Media | 767.41 mi (1,235.02 km) |
| Karlsruhe to Miercurea-Ciuc | 827.71 mi (1,332.07 km) |
| Karlsruhe to Mioveni | 826.19 mi (1,329.63 km) |
| Karlsruhe to Mizil | 891.32 mi (1,434.44 km) |
| Karlsruhe to Moinesti | 856.80 mi (1,378.89 km) |
| Karlsruhe to Moisei | 745.53 mi (1,199.81 km) |
| Karlsruhe to Moldova Noua | 691.79 mi (1,113.33 km) |
| Karlsruhe to Moreni | 856.58 mi (1,378.53 km) |
| Karlsruhe to Motru | 744.95 mi (1,198.88 km) |
| Karlsruhe to Murfatlar | 1,003.29 mi (1,614.65 km) |
| Karlsruhe to Nasaud | 745.87 mi (1,200.36 km) |
