| Obertshausen to Karlovo | 915.34 mi (1,473.10 km) |
| Obertshausen to Karnobat | 1,002.62 mi (1,613.56 km) |
| Obertshausen to Kavarna | 1,026.51 mi (1,652.01 km) |
| Obertshausen to Kazanlak | 939.86 mi (1,512.56 km) |
| Obertshausen to Knezha | 849.88 mi (1,367.75 km) |
| Obertshausen to Kostinbrod | 846.11 mi (1,361.68 km) |
| Obertshausen to Kozloduy | 824.10 mi (1,326.26 km) |
| Obertshausen to Kyustendil | 851.07 mi (1,369.66 km) |
| Obertshausen to Levski | 897.44 mi (1,444.29 km) |
| Obertshausen to Lom | 802.65 mi (1,291.74 km) |
| Obertshausen to Lovech | 890.53 mi (1,433.17 km) |
| Obertshausen to Lukovit | 865.96 mi (1,393.62 km) |
| Obertshausen to Lyaskovets | 931.99 mi (1,499.89 km) |
| Obertshausen to Mezdra | 849.84 mi (1,367.69 km) |
| Obertshausen to Momchilgrad | 989.20 mi (1,591.96 km) |
