| Radzyn Podlaski to Karlovo | 639.64 mi (1,029.40 km) |
| Radzyn Podlaski to Karnobat | 664.15 mi (1,068.84 km) |
| Radzyn Podlaski to Kavarna | 634.76 mi (1,021.55 km) |
| Radzyn Podlaski to Kazanlak | 646.46 mi (1,040.37 km) |
| Radzyn Podlaski to Knezha | 576.27 mi (927.42 km) |
| Radzyn Podlaski to Kostinbrod | 620.11 mi (997.98 km) |
| Radzyn Podlaski to Kozloduy | 555.09 mi (893.33 km) |
| Radzyn Podlaski to Kyustendil | 656.36 mi (1,056.31 km) |
| Radzyn Podlaski to Levski | 593.04 mi (954.41 km) |
| Radzyn Podlaski to Lom | 550.52 mi (885.98 km) |
| Radzyn Podlaski to Lovech | 605.40 mi (974.30 km) |
| Radzyn Podlaski to Lukovit | 597.33 mi (961.31 km) |
| Radzyn Podlaski to Lyaskovets | 616.93 mi (992.86 km) |
| Radzyn Podlaski to Mezdra | 598.56 mi (963.29 km) |
| Radzyn Podlaski to Momchilgrad | 720.30 mi (1,159.22 km) |
