| Barntrup to Karlovo | 974.37 mi (1,568.10 km) |
| Barntrup to Karnobat | 1,052.54 mi (1,693.90 km) |
| Barntrup to Kavarna | 1,065.95 mi (1,715.48 km) |
| Barntrup to Kazanlak | 996.47 mi (1,603.67 km) |
| Barntrup to Knezha | 906.38 mi (1,458.68 km) |
| Barntrup to Kostinbrod | 911.34 mi (1,466.66 km) |
| Barntrup to Kozloduy | 880.15 mi (1,416.47 km) |
| Barntrup to Kyustendil | 922.18 mi (1,484.11 km) |
| Barntrup to Levski | 950.18 mi (1,529.17 km) |
| Barntrup to Lom | 860.75 mi (1,385.24 km) |
| Barntrup to Lovech | 946.71 mi (1,523.58 km) |
| Barntrup to Lukovit | 924.18 mi (1,487.32 km) |
| Barntrup to Lyaskovets | 984.06 mi (1,583.70 km) |
| Barntrup to Mezdra | 910.57 mi (1,465.41 km) |
| Barntrup to Momchilgrad | 1,052.23 mi (1,693.41 km) |
