| Bad Nauheim to Karlovo | 928.45 mi (1,494.20 km) |
| Bad Nauheim to Karnobat | 1,014.51 mi (1,632.69 km) |
| Bad Nauheim to Kavarna | 1,036.90 mi (1,668.73 km) |
| Bad Nauheim to Kazanlak | 952.65 mi (1,533.14 km) |
| Bad Nauheim to Knezha | 862.55 mi (1,388.15 km) |
| Bad Nauheim to Kostinbrod | 860.02 mi (1,384.07 km) |
| Bad Nauheim to Kozloduy | 836.68 mi (1,346.50 km) |
| Bad Nauheim to Kyustendil | 865.80 mi (1,393.37 km) |
| Bad Nauheim to Levski | 909.63 mi (1,463.90 km) |
| Bad Nauheim to Lom | 815.50 mi (1,312.41 km) |
| Bad Nauheim to Lovech | 903.20 mi (1,453.56 km) |
| Bad Nauheim to Lukovit | 878.90 mi (1,414.45 km) |
| Bad Nauheim to Lyaskovets | 944.12 mi (1,519.41 km) |
| Bad Nauheim to Mezdra | 863.12 mi (1,389.05 km) |
| Bad Nauheim to Momchilgrad | 1,002.93 mi (1,614.06 km) |
