| Imperial to Karlovo | 6,649.57 mi (10,701.44 km) |
| Imperial to Karnobat | 6,708.46 mi (10,796.22 km) |
| Imperial to Kavarna | 6,695.35 mi (10,775.13 km) |
| Imperial to Kazanlak | 6,667.28 mi (10,729.95 km) |
| Imperial to Knezha | 6,580.04 mi (10,589.55 km) |
| Imperial to Kostinbrod | 6,595.36 mi (10,614.20 km) |
| Imperial to Kozloduy | 6,554.08 mi (10,547.77 km) |
| Imperial to Kyustendil | 6,610.73 mi (10,638.95 km) |
| Imperial to Levski | 6,616.26 mi (10,647.85 km) |
| Imperial to Lom | 6,537.98 mi (10,521.86 km) |
| Imperial to Lovech | 6,618.54 mi (10,651.50 km) |
| Imperial to Lukovit | 6,599.69 mi (10,621.18 km) |
| Imperial to Lyaskovets | 6,647.48 mi (10,698.09 km) |
| Imperial to Mezdra | 6,589.69 mi (10,605.09 km) |
| Imperial to Momchilgrad | 6,731.08 mi (10,832.62 km) |
