| Frenstat pod Radhostem to Karlovo | 571.76 mi (920.16 km) |
| Frenstat pod Radhostem to Karnobat | 635.52 mi (1,022.77 km) |
| Frenstat pod Radhostem to Kavarna | 639.61 mi (1,029.35 km) |
| Frenstat pod Radhostem to Kazanlak | 589.39 mi (948.54 km) |
| Frenstat pod Radhostem to Knezha | 502.22 mi (808.25 km) |
| Frenstat pod Radhostem to Kostinbrod | 522.85 mi (841.45 km) |
| Frenstat pod Radhostem to Kozloduy | 476.39 mi (766.67 km) |
| Frenstat pod Radhostem to Kyustendil | 545.82 mi (878.41 km) |
| Frenstat pod Radhostem to Levski | 538.95 mi (867.35 km) |
| Frenstat pod Radhostem to Lom | 461.39 mi (742.53 km) |
| Frenstat pod Radhostem to Lovech | 540.56 mi (869.94 km) |
| Frenstat pod Radhostem to Lukovit | 522.12 mi (840.27 km) |
| Frenstat pod Radhostem to Lyaskovets | 571.04 mi (919.00 km) |
| Frenstat pod Radhostem to Mezdra | 513.46 mi (826.33 km) |
| Frenstat pod Radhostem to Momchilgrad | 653.74 mi (1,052.10 km) |
