| Buckley to Karlovo | 1,468.98 mi (2,364.10 km) |
| Buckley to Karnobat | 1,555.60 mi (2,503.49 km) |
| Buckley to Kavarna | 1,576.31 mi (2,536.83 km) |
| Buckley to Kazanlak | 1,493.51 mi (2,403.56 km) |
| Buckley to Knezha | 1,403.49 mi (2,258.70 km) |
| Buckley to Kostinbrod | 1,399.17 mi (2,251.74 km) |
| Buckley to Kozloduy | 1,377.67 mi (2,217.15 km) |
| Buckley to Kyustendil | 1,402.53 mi (2,257.16 km) |
| Buckley to Levski | 1,450.75 mi (2,334.75 km) |
| Buckley to Lom | 1,356.30 mi (2,182.76 km) |
| Buckley to Lovech | 1,444.14 mi (2,324.12 km) |
| Buckley to Lukovit | 1,419.61 mi (2,284.65 km) |
| Buckley to Lyaskovets | 1,485.24 mi (2,390.27 km) |
| Buckley to Mezdra | 1,403.43 mi (2,258.60 km) |
| Buckley to Momchilgrad | 1,542.41 mi (2,482.26 km) |
