| Altenberge to Karlovo | 1,035.25 mi (1,666.07 km) |
| Altenberge to Karnobat | 1,115.88 mi (1,795.83 km) |
| Altenberge to Kavarna | 1,131.54 mi (1,821.04 km) |
| Altenberge to Kazanlak | 1,058.04 mi (1,702.76 km) |
| Altenberge to Knezha | 967.83 mi (1,557.57 km) |
| Altenberge to Kostinbrod | 970.28 mi (1,561.51 km) |
| Altenberge to Kozloduy | 941.67 mi (1,515.47 km) |
| Altenberge to Kyustendil | 979.22 mi (1,575.90 km) |
| Altenberge to Levski | 1,012.68 mi (1,629.75 km) |
| Altenberge to Lom | 921.67 mi (1,483.29 km) |
| Altenberge to Lovech | 1,008.32 mi (1,622.73 km) |
| Altenberge to Lukovit | 985.19 mi (1,585.51 km) |
| Altenberge to Lyaskovets | 1,046.78 mi (1,684.63 km) |
| Altenberge to Mezdra | 970.85 mi (1,562.43 km) |
| Altenberge to Momchilgrad | 1,112.07 mi (1,789.71 km) |
