| Kostrzyn nad Odra to Karlovo | 832.04 mi (1,339.04 km) |
| Kostrzyn nad Odra to Karnobat | 893.16 mi (1,437.40 km) |
| Kostrzyn nad Odra to Kavarna | 891.14 mi (1,434.15 km) |
| Kostrzyn nad Odra to Kazanlak | 849.36 mi (1,366.91 km) |
| Kostrzyn nad Odra to Knezha | 762.50 mi (1,227.13 km) |
| Kostrzyn nad Odra to Kostinbrod | 782.27 mi (1,258.95 km) |
| Kostrzyn nad Odra to Kozloduy | 736.69 mi (1,185.59 km) |
| Kostrzyn nad Odra to Kyustendil | 803.41 mi (1,292.97 km) |
| Kostrzyn nad Odra to Levski | 798.49 mi (1,285.04 km) |
| Kostrzyn nad Odra to Lom | 721.60 mi (1,161.31 km) |
| Kostrzyn nad Odra to Lovech | 800.69 mi (1,288.59 km) |
| Kostrzyn nad Odra to Lukovit | 782.43 mi (1,259.20 km) |
| Kostrzyn nad Odra to Lyaskovets | 830.12 mi (1,335.95 km) |
| Kostrzyn nad Odra to Mezdra | 773.64 mi (1,245.05 km) |
| Kostrzyn nad Odra to Momchilgrad | 914.05 mi (1,471.02 km) |
