| Kirkel to Karlovo | 957.40 mi (1,540.78 km) |
| Kirkel to Karnobat | 1,049.84 mi (1,689.55 km) |
| Kirkel to Kavarna | 1,079.77 mi (1,737.72 km) |
| Kirkel to Kazanlak | 983.31 mi (1,582.48 km) |
| Kirkel to Knezha | 894.24 mi (1,439.14 km) |
| Kirkel to Kostinbrod | 884.57 mi (1,423.57 km) |
| Kirkel to Kozloduy | 869.02 mi (1,398.55 km) |
| Kirkel to Kyustendil | 885.16 mi (1,424.53 km) |
| Kirkel to Levski | 943.75 mi (1,518.82 km) |
| Kirkel to Lom | 846.48 mi (1,362.28 km) |
| Kirkel to Lovech | 934.70 mi (1,504.25 km) |
| Kirkel to Lukovit | 909.02 mi (1,462.93 km) |
| Kirkel to Lyaskovets | 978.42 mi (1,574.61 km) |
| Kirkel to Mezdra | 891.39 mi (1,434.55 km) |
| Kirkel to Momchilgrad | 1,027.87 mi (1,654.20 km) |
