| Piotrkow Trybunalski to Karlovo | 650.97 mi (1,047.63 km) |
| Piotrkow Trybunalski to Karnobat | 695.73 mi (1,119.66 km) |
| Piotrkow Trybunalski to Kavarna | 682.03 mi (1,097.63 km) |
| Piotrkow Trybunalski to Kazanlak | 663.45 mi (1,067.72 km) |
| Piotrkow Trybunalski to Knezha | 583.00 mi (938.24 km) |
| Piotrkow Trybunalski to Kostinbrod | 615.69 mi (990.86 km) |
| Piotrkow Trybunalski to Kozloduy | 558.85 mi (899.39 km) |
| Piotrkow Trybunalski to Kyustendil | 645.52 mi (1,038.86 km) |
| Piotrkow Trybunalski to Levski | 610.39 mi (982.32 km) |
| Piotrkow Trybunalski to Lom | 548.73 mi (883.09 km) |
| Piotrkow Trybunalski to Lovech | 617.56 mi (993.86 km) |
| Piotrkow Trybunalski to Lukovit | 603.97 mi (971.99 km) |
| Piotrkow Trybunalski to Lyaskovets | 638.96 mi (1,028.31 km) |
| Piotrkow Trybunalski to Mezdra | 600.08 mi (965.73 km) |
| Piotrkow Trybunalski to Momchilgrad | 733.73 mi (1,180.83 km) |
