| Oberhausen-Rheinhausen to Karlovo | 904.86 mi (1,456.24 km) |
| Oberhausen-Rheinhausen to Karnobat | 996.09 mi (1,603.06 km) |
| Oberhausen-Rheinhausen to Kavarna | 1,024.81 mi (1,649.27 km) |
| Oberhausen-Rheinhausen to Kazanlak | 930.43 mi (1,497.39 km) |
| Oberhausen-Rheinhausen to Knezha | 841.08 mi (1,353.58 km) |
| Oberhausen-Rheinhausen to Kostinbrod | 832.96 mi (1,340.52 km) |
| Oberhausen-Rheinhausen to Kozloduy | 815.70 mi (1,312.74 km) |
| Oberhausen-Rheinhausen to Kyustendil | 834.86 mi (1,343.57 km) |
| Oberhausen-Rheinhausen to Levski | 890.15 mi (1,432.56 km) |
| Oberhausen-Rheinhausen to Lom | 793.41 mi (1,276.87 km) |
| Oberhausen-Rheinhausen to Lovech | 881.61 mi (1,418.81 km) |
| Oberhausen-Rheinhausen to Lukovit | 856.19 mi (1,377.91 km) |
| Oberhausen-Rheinhausen to Lyaskovets | 924.82 mi (1,488.35 km) |
| Oberhausen-Rheinhausen to Mezdra | 838.94 mi (1,350.14 km) |
| Oberhausen-Rheinhausen to Momchilgrad | 976.32 mi (1,571.23 km) |
