| Targu Secuiesc to Karlovo | 240.87 mi (387.65 km) |
| Targu Secuiesc to Karnobat | 236.10 mi (379.97 km) |
| Targu Secuiesc to Kavarna | 207.26 mi (333.55 km) |
| Targu Secuiesc to Kazanlak | 236.40 mi (380.45 km) |
| Targu Secuiesc to Knezha | 199.87 mi (321.66 km) |
| Targu Secuiesc to Kostinbrod | 262.84 mi (423.01 km) |
| Targu Secuiesc to Kozloduy | 193.05 mi (310.69 km) |
| Targu Secuiesc to Kyustendil | 308.51 mi (496.50 km) |
| Targu Secuiesc to Levski | 188.34 mi (303.11 km) |
| Targu Secuiesc to Lom | 206.58 mi (332.45 km) |
| Targu Secuiesc to Lovech | 209.79 mi (337.63 km) |
| Targu Secuiesc to Lukovit | 216.26 mi (348.03 km) |
| Targu Secuiesc to Lyaskovets | 201.24 mi (323.87 km) |
| Targu Secuiesc to Mezdra | 230.45 mi (370.88 km) |
| Targu Secuiesc to Momchilgrad | 310.51 mi (499.72 km) |
