| Karlsruhe to Mainaschaff | 73.88 mi (118.91 km) |
| Karlsruhe to Mainburg | 155.68 mi (250.55 km) |
| Karlsruhe to Maintal | 81.13 mi (130.57 km) |
| Karlsruhe to Mainz | 67.59 mi (108.77 km) |
| Karlsruhe to Maisach | 141.76 mi (228.14 km) |
| Karlsruhe to Maisenhausen | 74.47 mi (119.84 km) |
| Karlsruhe to Malente | 368.02 mi (592.27 km) |
| Karlsruhe to Malsch | 9.42 mi (15.16 km) |
| Karlsruhe to Manching | 142.01 mi (228.55 km) |
| Karlsruhe to Mannheim | 33.19 mi (53.41 km) |
| Karlsruhe to Mansfeld | 223.63 mi (359.89 km) |
| Karlsruhe to Marbach am Neckar | 38.73 mi (62.33 km) |
| Karlsruhe to Marburg | 125.49 mi (201.95 km) |
| Karlsruhe to Marienberg | 239.42 mi (385.30 km) |
| Karlsruhe to Marienheide | 148.42 mi (238.86 km) |
