| Bad Soden-Salmunster to Karlovo | 901.35 mi (1,450.58 km) |
| Bad Soden-Salmunster to Karnobat | 986.94 mi (1,588.33 km) |
| Bad Soden-Salmunster to Kavarna | 1,008.98 mi (1,623.80 km) |
| Bad Soden-Salmunster to Kazanlak | 925.41 mi (1,489.30 km) |
| Bad Soden-Salmunster to Knezha | 835.28 mi (1,344.25 km) |
| Bad Soden-Salmunster to Kostinbrod | 833.33 mi (1,341.11 km) |
| Bad Soden-Salmunster to Kozloduy | 809.37 mi (1,302.55 km) |
| Bad Soden-Salmunster to Kyustendil | 839.62 mi (1,351.23 km) |
| Bad Soden-Salmunster to Levski | 882.16 mi (1,419.71 km) |
| Bad Soden-Salmunster to Lom | 788.29 mi (1,268.64 km) |
| Bad Soden-Salmunster to Lovech | 875.92 mi (1,409.66 km) |
| Bad Soden-Salmunster to Lukovit | 851.73 mi (1,370.72 km) |
| Bad Soden-Salmunster to Lyaskovets | 916.63 mi (1,475.18 km) |
| Bad Soden-Salmunster to Mezdra | 836.10 mi (1,345.58 km) |
| Bad Soden-Salmunster to Momchilgrad | 976.13 mi (1,570.93 km) |
