| Grunberg to Karlovo | 928.74 mi (1,494.67 km) |
| Grunberg to Karnobat | 1,013.46 mi (1,631.00 km) |
| Grunberg to Kavarna | 1,034.32 mi (1,664.57 km) |
| Grunberg to Kazanlak | 952.58 mi (1,533.03 km) |
| Grunberg to Knezha | 862.40 mi (1,387.90 km) |
| Grunberg to Kostinbrod | 861.25 mi (1,386.05 km) |
| Grunberg to Kozloduy | 836.43 mi (1,346.11 km) |
| Grunberg to Kyustendil | 868.00 mi (1,396.91 km) |
| Grunberg to Levski | 908.93 mi (1,462.78 km) |
| Grunberg to Lom | 815.55 mi (1,312.50 km) |
| Grunberg to Lovech | 903.03 mi (1,453.29 km) |
| Grunberg to Lukovit | 879.02 mi (1,414.65 km) |
| Grunberg to Lyaskovets | 943.35 mi (1,518.17 km) |
| Grunberg to Mezdra | 863.63 mi (1,389.87 km) |
| Grunberg to Momchilgrad | 1,003.91 mi (1,615.63 km) |
