| Ruppichteroth to Karlovo | 992.87 mi (1,597.86 km) |
| Ruppichteroth to Karnobat | 1,078.57 mi (1,735.80 km) |
| Ruppichteroth to Kavarna | 1,100.17 mi (1,770.55 km) |
| Ruppichteroth to Kazanlak | 1,017.00 mi (1,636.70 km) |
| Ruppichteroth to Knezha | 926.89 mi (1,491.68 km) |
| Ruppichteroth to Kostinbrod | 924.49 mi (1,487.82 km) |
| Ruppichteroth to Kozloduy | 900.99 mi (1,450.00 km) |
| Ruppichteroth to Kyustendil | 930.16 mi (1,496.95 km) |
| Ruppichteroth to Levski | 973.81 mi (1,567.20 km) |
| Ruppichteroth to Lom | 879.87 mi (1,416.01 km) |
| Ruppichteroth to Lovech | 967.53 mi (1,557.09 km) |
| Ruppichteroth to Lukovit | 943.28 mi (1,518.07 km) |
| Ruppichteroth to Lyaskovets | 1,008.28 mi (1,622.67 km) |
| Ruppichteroth to Mezdra | 927.56 mi (1,492.76 km) |
| Ruppichteroth to Momchilgrad | 1,067.40 mi (1,717.82 km) |
