| Herent to Karnobat | 1,194.07 mi (1,921.67 km) |
| Herent to Kavarna | 1,218.49 mi (1,960.97 km) |
| Herent to Kazanlak | 1,130.42 mi (1,819.23 km) |
| Herent to Knezha | 1,040.62 mi (1,674.71 km) |
| Herent to Kostinbrod | 1,034.89 mi (1,665.50 km) |
| Herent to Kozloduy | 1,014.96 mi (1,633.42 km) |
| Herent to Kyustendil | 1,037.91 mi (1,670.36 km) |
| Herent to Levski | 1,088.66 mi (1,752.03 km) |
| Herent to Lom | 993.21 mi (1,598.41 km) |
| Herent to Lovech | 1,081.25 mi (1,740.10 km) |
| Herent to Lukovit | 1,056.35 mi (1,700.03 km) |
| Herent to Lyaskovets | 1,123.26 mi (1,807.71 km) |
| Herent to Mezdra | 1,039.75 mi (1,673.32 km) |
| Herent to Momchilgrad | 1,178.20 mi (1,896.13 km) |
| Herent to Montana | 1,009.83 mi (1,625.17 km) |
