| Columbia Heights to Karlovo | 5,279.28 mi (8,496.18 km) |
| Columbia Heights to Karnobat | 5,349.90 mi (8,609.83 km) |
| Columbia Heights to Kavarna | 5,348.92 mi (8,608.26 km) |
| Columbia Heights to Kazanlak | 5,299.98 mi (8,529.49 km) |
| Columbia Heights to Knezha | 5,210.50 mi (8,385.49 km) |
| Columbia Heights to Kostinbrod | 5,217.91 mi (8,397.41 km) |
| Columbia Heights to Kozloduy | 5,184.25 mi (8,343.24 km) |
| Columbia Heights to Kyustendil | 5,228.00 mi (8,413.66 km) |
| Columbia Heights to Levski | 5,251.50 mi (8,451.47 km) |
| Columbia Heights to Lom | 5,165.88 mi (8,313.68 km) |
| Columbia Heights to Lovech | 5,250.35 mi (8,449.62 km) |
| Columbia Heights to Lukovit | 5,229.00 mi (8,415.27 km) |
| Columbia Heights to Lyaskovets | 5,284.43 mi (8,504.46 km) |
| Columbia Heights to Mezdra | 5,216.37 mi (8,394.94 km) |
| Columbia Heights to Momchilgrad | 5,358.29 mi (8,623.33 km) |
