| Perl to Karlovo | 998.31 mi (1,606.63 km) |
| Perl to Karnobat | 1,090.83 mi (1,755.52 km) |
| Perl to Kavarna | 1,120.65 mi (1,803.51 km) |
| Perl to Kazanlak | 1,024.25 mi (1,648.38 km) |
| Perl to Knezha | 935.22 mi (1,505.08 km) |
| Perl to Kostinbrod | 925.35 mi (1,489.20 km) |
| Perl to Kozloduy | 910.00 mi (1,464.51 km) |
| Perl to Kyustendil | 925.68 mi (1,489.73 km) |
| Perl to Levski | 984.74 mi (1,584.79 km) |
| Perl to Lom | 887.45 mi (1,428.21 km) |
| Perl to Lovech | 975.66 mi (1,570.18 km) |
| Perl to Lukovit | 949.97 mi (1,528.83 km) |
| Perl to Lyaskovets | 1,019.41 mi (1,640.58 km) |
| Perl to Mezdra | 932.30 mi (1,500.38 km) |
| Perl to Momchilgrad | 1,068.64 mi (1,719.80 km) |
