| Kempen to Karlovo | 1,050.66 mi (1,690.88 km) |
| Kempen to Karnobat | 1,135.57 mi (1,827.53 km) |
| Kempen to Kavarna | 1,155.92 mi (1,860.28 km) |
| Kempen to Kazanlak | 1,074.61 mi (1,729.42 km) |
| Kempen to Knezha | 984.45 mi (1,584.32 km) |
| Kempen to Kostinbrod | 982.69 mi (1,581.49 km) |
| Kempen to Kozloduy | 958.50 mi (1,542.55 km) |
| Kempen to Kyustendil | 988.65 mi (1,591.08 km) |
| Kempen to Levski | 1,031.05 mi (1,659.32 km) |
| Kempen to Lom | 937.54 mi (1,508.83 km) |
| Kempen to Lovech | 1,025.08 mi (1,649.71 km) |
| Kempen to Lukovit | 1,001.00 mi (1,610.95 km) |
| Kempen to Lyaskovets | 1,065.47 mi (1,714.71 km) |
| Kempen to Mezdra | 985.46 mi (1,585.94 km) |
| Kempen to Momchilgrad | 1,125.51 mi (1,811.34 km) |
