| Karlsruhe to Northeim | 199.22 mi (320.61 km) |
| Karlsruhe to Norvenich | 146.28 mi (235.42 km) |
| Karlsruhe to Nossen | 258.96 mi (416.76 km) |
| Karlsruhe to Nottuln | 206.87 mi (332.92 km) |
| Karlsruhe to Numbrecht | 136.49 mi (219.66 km) |
| Karlsruhe to Nuremberg | 124.47 mi (200.31 km) |
| Karlsruhe to Nurtingen | 49.62 mi (79.85 km) |
| Karlsruhe to Nussloch | 25.37 mi (40.82 km) |
| Karlsruhe to Ober-Ramstadt | 59.02 mi (94.99 km) |
| Karlsruhe to Oberasbach | 118.75 mi (191.11 km) |
| Karlsruhe to Oberderdingen | 18.40 mi (29.61 km) |
| Karlsruhe to Oberhaching | 160.85 mi (258.86 km) |
| Karlsruhe to Oberhausen | 184.73 mi (297.29 km) |
| Karlsruhe to Oberhausen-Rheinhausen | 17.75 mi (28.57 km) |
| Karlsruhe to Oberkirch | 35.98 mi (57.90 km) |
