| Delbruck to Karlovo | 985.32 mi (1,585.72 km) |
| Delbruck to Karnobat | 1,065.41 mi (1,714.62 km) |
| Delbruck to Kavarna | 1,080.81 mi (1,739.39 km) |
| Delbruck to Kazanlak | 1,007.95 mi (1,622.13 km) |
| Delbruck to Knezha | 917.75 mi (1,476.97 km) |
| Delbruck to Kostinbrod | 920.88 mi (1,482.02 km) |
| Delbruck to Kozloduy | 891.57 mi (1,434.85 km) |
| Delbruck to Kyustendil | 930.43 mi (1,497.39 km) |
| Delbruck to Levski | 962.37 mi (1,548.79 km) |
| Delbruck to Lom | 871.71 mi (1,402.89 km) |
| Delbruck to Lovech | 958.20 mi (1,542.08 km) |
| Delbruck to Lukovit | 935.22 mi (1,505.09 km) |
| Delbruck to Lyaskovets | 996.43 mi (1,603.60 km) |
| Delbruck to Mezdra | 921.07 mi (1,482.32 km) |
| Delbruck to Momchilgrad | 1,062.43 mi (1,709.82 km) |
