| West Columbia to Karlovo | 5,374.09 mi (8,648.77 km) |
| West Columbia to Karnobat | 5,464.03 mi (8,793.51 km) |
| West Columbia to Kavarna | 5,485.29 mi (8,827.72 km) |
| West Columbia to Kazanlak | 5,399.70 mi (8,689.99 km) |
| West Columbia to Knezha | 5,310.21 mi (8,545.95 km) |
| West Columbia to Kostinbrod | 5,301.01 mi (8,531.16 km) |
| West Columbia to Kozloduy | 5,284.69 mi (8,504.88 km) |
| West Columbia to Kyustendil | 5,299.32 mi (8,528.44 km) |
| West Columbia to Levski | 5,358.62 mi (8,623.86 km) |
| West Columbia to Lom | 5,262.62 mi (8,469.37 km) |
| West Columbia to Lovech | 5,350.79 mi (8,611.26 km) |
| West Columbia to Lukovit | 5,325.48 mi (8,570.53 km) |
| West Columbia to Lyaskovets | 5,393.23 mi (8,679.56 km) |
| West Columbia to Mezdra | 5,308.12 mi (8,542.59 km) |
| West Columbia to Momchilgrad | 5,444.16 mi (8,761.53 km) |
