| Kostanjevica na Krki to Karlovo | 513.97 mi (827.16 km) |
| Kostanjevica na Krki to Karnobat | 612.99 mi (986.52 km) |
| Kostanjevica na Krki to Kavarna | 655.32 mi (1,054.64 km) |
| Kostanjevica na Krki to Kazanlak | 541.41 mi (871.31 km) |
| Kostanjevica na Krki to Knezha | 454.97 mi (732.20 km) |
| Kostanjevica na Krki to Kostinbrod | 438.03 mi (704.94 km) |
| Kostanjevica na Krki to Kozloduy | 431.20 mi (693.96 km) |
| Kostanjevica na Krki to Kyustendil | 436.14 mi (701.90 km) |
| Kostanjevica na Krki to Levski | 506.96 mi (815.88 km) |
| Kostanjevica na Krki to Lom | 407.24 mi (655.39 km) |
| Kostanjevica na Krki to Lovech | 494.46 mi (795.76 km) |
| Kostanjevica na Krki to Lukovit | 467.51 mi (752.39 km) |
| Kostanjevica na Krki to Lyaskovets | 541.25 mi (871.06 km) |
| Kostanjevica na Krki to Mezdra | 448.06 mi (721.09 km) |
| Kostanjevica na Krki to Momchilgrad | 580.74 mi (934.61 km) |
