| Dillenburg to Karlovo | 958.67 mi (1,542.83 km) |
| Dillenburg to Karnobat | 1,043.77 mi (1,679.79 km) |
| Dillenburg to Kavarna | 1,064.88 mi (1,713.76 km) |
| Dillenburg to Kazanlak | 982.62 mi (1,581.38 km) |
| Dillenburg to Knezha | 892.47 mi (1,436.29 km) |
| Dillenburg to Kostinbrod | 890.81 mi (1,433.62 km) |
| Dillenburg to Kozloduy | 866.53 mi (1,394.54 km) |
| Dillenburg to Kyustendil | 897.10 mi (1,443.74 km) |
| Dillenburg to Levski | 939.16 mi (1,511.42 km) |
| Dillenburg to Lom | 845.55 mi (1,360.78 km) |
| Dillenburg to Lovech | 933.11 mi (1,501.69 km) |
| Dillenburg to Lukovit | 909.00 mi (1,462.90 km) |
| Dillenburg to Lyaskovets | 973.59 mi (1,566.84 km) |
| Dillenburg to Mezdra | 893.47 mi (1,437.90 km) |
| Dillenburg to Momchilgrad | 1,033.58 mi (1,663.38 km) |
