| Bismarck to Karlovo | 5,416.96 mi (8,717.75 km) |
| Bismarck to Karnobat | 5,479.43 mi (8,818.29 km) |
| Bismarck to Kavarna | 5,470.32 mi (8,803.62 km) |
| Bismarck to Kazanlak | 5,435.54 mi (8,747.66 km) |
| Bismarck to Knezha | 5,347.52 mi (8,606.00 km) |
| Bismarck to Kostinbrod | 5,360.78 mi (8,627.34 km) |
| Bismarck to Kozloduy | 5,321.44 mi (8,564.02 km) |
| Bismarck to Kyustendil | 5,374.91 mi (8,650.09 km) |
| Bismarck to Levski | 5,385.17 mi (8,666.60 km) |
| Bismarck to Lom | 5,304.70 mi (8,537.09 km) |
| Bismarck to Lovech | 5,386.46 mi (8,668.67 km) |
| Bismarck to Lukovit | 5,366.89 mi (8,637.17 km) |
| Bismarck to Lyaskovets | 5,416.96 mi (8,717.75 km) |
| Bismarck to Mezdra | 5,356.17 mi (8,619.92 km) |
| Bismarck to Momchilgrad | 5,497.91 mi (8,848.03 km) |
