| Lockport to Karlovo | 5,274.54 mi (8,488.55 km) |
| Lockport to Karnobat | 5,352.68 mi (8,614.30 km) |
| Lockport to Kavarna | 5,359.75 mi (8,625.68 km) |
| Lockport to Kazanlak | 5,297.17 mi (8,524.97 km) |
| Lockport to Knezha | 5,206.99 mi (8,379.84 km) |
| Lockport to Kostinbrod | 5,208.47 mi (8,382.22 km) |
| Lockport to Kozloduy | 5,180.80 mi (8,337.70 km) |
| Lockport to Kyustendil | 5,214.39 mi (8,391.76 km) |
| Lockport to Levski | 5,250.99 mi (8,450.65 km) |
| Lockport to Lom | 5,160.95 mi (8,305.75 km) |
| Lockport to Lovech | 5,247.41 mi (8,444.90 km) |
| Lockport to Lukovit | 5,224.47 mi (8,407.97 km) |
| Lockport to Lyaskovets | 5,284.78 mi (8,505.02 km) |
| Lockport to Mezdra | 5,210.03 mi (8,384.74 km) |
| Lockport to Momchilgrad | 5,350.92 mi (8,611.48 km) |
