| Crystal Lake to Karlovo | 5,253.67 mi (8,454.97 km) |
| Crystal Lake to Karnobat | 5,330.95 mi (8,579.34 km) |
| Crystal Lake to Kavarna | 5,337.08 mi (8,589.20 km) |
| Crystal Lake to Kazanlak | 5,276.08 mi (8,491.03 km) |
| Crystal Lake to Knezha | 5,185.95 mi (8,345.98 km) |
| Crystal Lake to Kostinbrod | 5,188.14 mi (8,349.50 km) |
| Crystal Lake to Kozloduy | 5,159.74 mi (8,303.80 km) |
| Crystal Lake to Kyustendil | 5,194.57 mi (8,359.85 km) |
| Crystal Lake to Levski | 5,229.61 mi (8,416.24 km) |
| Crystal Lake to Lom | 5,140.06 mi (8,272.13 km) |
| Crystal Lake to Lovech | 5,226.32 mi (8,410.95 km) |
| Crystal Lake to Lukovit | 5,203.56 mi (8,374.32 km) |
| Crystal Lake to Lyaskovets | 5,263.31 mi (8,470.48 km) |
| Crystal Lake to Mezdra | 5,189.33 mi (8,351.42 km) |
| Crystal Lake to Momchilgrad | 5,330.41 mi (8,578.46 km) |
