| Clearlake to Karlovo | 6,440.76 mi (10,365.41 km) |
| Clearlake to Karnobat | 6,486.40 mi (10,438.85 km) |
| Clearlake to Kavarna | 6,461.74 mi (10,399.17 km) |
| Clearlake to Kazanlak | 6,454.98 mi (10,388.29 km) |
| Clearlake to Knezha | 6,371.69 mi (10,254.24 km) |
| Clearlake to Kostinbrod | 6,395.40 mi (10,292.40 km) |
| Clearlake to Kozloduy | 6,346.50 mi (10,213.71 km) |
| Clearlake to Kyustendil | 6,416.55 mi (10,326.44 km) |
| Clearlake to Levski | 6,402.23 mi (10,303.39 km) |
| Clearlake to Lom | 6,333.15 mi (10,192.21 km) |
| Clearlake to Lovech | 6,408.05 mi (10,312.76 km) |
| Clearlake to Lukovit | 6,392.22 mi (10,287.29 km) |
| Clearlake to Lyaskovets | 6,431.12 mi (10,349.88 km) |
| Clearlake to Mezdra | 6,385.26 mi (10,276.08 km) |
| Clearlake to Momchilgrad | 6,523.52 mi (10,498.60 km) |
