| Fritzlar to Karlovo | 935.58 mi (1,505.67 km) |
| Fritzlar to Karnobat | 1,017.33 mi (1,637.23 km) |
| Fritzlar to Kavarna | 1,034.85 mi (1,665.42 km) |
| Fritzlar to Kazanlak | 958.62 mi (1,542.75 km) |
| Fritzlar to Knezha | 868.39 mi (1,397.54 km) |
| Fritzlar to Kostinbrod | 870.15 mi (1,400.37 km) |
| Fritzlar to Kozloduy | 842.27 mi (1,355.50 km) |
| Fritzlar to Kyustendil | 878.90 mi (1,414.46 km) |
| Fritzlar to Levski | 913.70 mi (1,470.46 km) |
| Fritzlar to Lom | 822.05 mi (1,322.97 km) |
| Fritzlar to Lovech | 908.92 mi (1,462.77 km) |
| Fritzlar to Lukovit | 885.58 mi (1,425.21 km) |
| Fritzlar to Lyaskovets | 947.90 mi (1,525.50 km) |
| Fritzlar to Mezdra | 871.02 mi (1,401.77 km) |
| Fritzlar to Momchilgrad | 1,012.10 mi (1,628.81 km) |
