| Sulz am Neckar to Karlovo | 874.95 mi (1,408.10 km) |
| Sulz am Neckar to Karnobat | 969.78 mi (1,560.71 km) |
| Sulz am Neckar to Kavarna | 1,003.28 mi (1,614.62 km) |
| Sulz am Neckar to Kazanlak | 901.46 mi (1,450.76 km) |
| Sulz am Neckar to Knezha | 813.10 mi (1,308.56 km) |
| Sulz am Neckar to Kostinbrod | 800.73 mi (1,288.65 km) |
| Sulz am Neckar to Kozloduy | 788.25 mi (1,268.56 km) |
| Sulz am Neckar to Kyustendil | 799.66 mi (1,286.94 km) |
| Sulz am Neckar to Levski | 863.48 mi (1,389.63 km) |
| Sulz am Neckar to Lom | 765.23 mi (1,231.51 km) |
| Sulz am Neckar to Lovech | 853.34 mi (1,373.31 km) |
| Sulz am Neckar to Lukovit | 827.19 mi (1,331.23 km) |
| Sulz am Neckar to Lyaskovets | 898.11 mi (1,445.37 km) |
| Sulz am Neckar to Mezdra | 808.89 mi (1,301.78 km) |
| Sulz am Neckar to Momchilgrad | 943.81 mi (1,518.92 km) |
