| Kortenberg to Karnobat | 1,199.12 mi (1,929.80 km) |
| Kortenberg to Kavarna | 1,223.78 mi (1,969.49 km) |
| Kortenberg to Kazanlak | 1,135.31 mi (1,827.10 km) |
| Kortenberg to Knezha | 1,045.54 mi (1,682.63 km) |
| Kortenberg to Kostinbrod | 1,039.57 mi (1,673.03 km) |
| Kortenberg to Kozloduy | 1,019.90 mi (1,641.37 km) |
| Kortenberg to Kyustendil | 1,042.40 mi (1,677.58 km) |
| Kortenberg to Levski | 1,093.67 mi (1,760.09 km) |
| Kortenberg to Lom | 998.11 mi (1,606.30 km) |
| Kortenberg to Lovech | 1,086.16 mi (1,748.01 km) |
| Kortenberg to Lukovit | 1,061.22 mi (1,707.87 km) |
| Kortenberg to Lyaskovets | 1,128.27 mi (1,815.78 km) |
| Kortenberg to Mezdra | 1,044.56 mi (1,681.05 km) |
| Kortenberg to Momchilgrad | 1,182.89 mi (1,903.67 km) |
| Kortenberg to Montana | 1,014.64 mi (1,632.90 km) |
