| Douglasville to Karlovo | 5,534.35 mi (8,906.68 km) |
| Douglasville to Karnobat | 5,622.02 mi (9,047.77 km) |
| Douglasville to Kavarna | 5,640.28 mi (9,077.16 km) |
| Douglasville to Kazanlak | 5,559.40 mi (8,947.00 km) |
| Douglasville to Knezha | 5,469.56 mi (8,802.41 km) |
| Douglasville to Kostinbrod | 5,462.55 mi (8,791.12 km) |
| Douglasville to Kozloduy | 5,443.84 mi (8,761.02 km) |
| Douglasville to Kyustendil | 5,462.40 mi (8,790.88 km) |
| Douglasville to Levski | 5,517.16 mi (8,879.01 km) |
| Douglasville to Lom | 5,422.19 mi (8,726.17 km) |
| Douglasville to Lovech | 5,510.20 mi (8,867.81 km) |
| Douglasville to Lukovit | 5,485.33 mi (8,827.78 km) |
| Douglasville to Lyaskovets | 5,551.67 mi (8,934.55 km) |
| Douglasville to Mezdra | 5,468.53 mi (8,800.75 km) |
| Douglasville to Momchilgrad | 5,605.88 mi (9,021.78 km) |
