| Crystal to Karlovo | 5,283.50 mi (8,502.98 km) |
| Crystal to Karnobat | 5,354.04 mi (8,616.50 km) |
| Crystal to Kavarna | 5,352.98 mi (8,614.79 km) |
| Crystal to Kazanlak | 5,304.18 mi (8,536.25 km) |
| Crystal to Knezha | 5,214.71 mi (8,392.27 km) |
| Crystal to Kostinbrod | 5,222.18 mi (8,404.29 km) |
| Crystal to Kozloduy | 5,188.46 mi (8,350.02 km) |
| Crystal to Kyustendil | 5,232.32 mi (8,420.60 km) |
| Crystal to Levski | 5,255.68 mi (8,458.20 km) |
| Crystal to Lom | 5,170.11 mi (8,320.48 km) |
| Crystal to Lovech | 5,254.55 mi (8,456.39 km) |
| Crystal to Lukovit | 5,233.22 mi (8,422.06 km) |
| Crystal to Lyaskovets | 5,288.60 mi (8,511.17 km) |
| Crystal to Mezdra | 5,220.61 mi (8,401.76 km) |
| Crystal to Momchilgrad | 5,362.53 mi (8,630.16 km) |
