| Kerpen to Karlovo | 1,024.38 mi (1,648.57 km) |
| Kerpen to Karnobat | 1,110.97 mi (1,787.93 km) |
| Kerpen to Kavarna | 1,133.41 mi (1,824.05 km) |
| Kerpen to Kazanlak | 1,048.76 mi (1,687.82 km) |
| Kerpen to Knezha | 958.72 mi (1,542.91 km) |
| Kerpen to Kostinbrod | 955.32 mi (1,537.44 km) |
| Kerpen to Kozloduy | 932.89 mi (1,501.34 km) |
| Kerpen to Kyustendil | 960.19 mi (1,545.28 km) |
| Kerpen to Levski | 1,005.99 mi (1,618.99 km) |
| Kerpen to Lom | 911.57 mi (1,467.03 km) |
| Kerpen to Lovech | 999.37 mi (1,608.33 km) |
| Kerpen to Lukovit | 974.92 mi (1,568.98 km) |
| Kerpen to Lyaskovets | 1,040.51 mi (1,674.54 km) |
| Kerpen to Mezdra | 958.93 mi (1,543.24 km) |
| Kerpen to Momchilgrad | 1,098.39 mi (1,767.69 km) |
