| Harrisburg to Karlovo | 4,911.31 mi (7,903.99 km) |
| Harrisburg to Karnobat | 4,998.42 mi (8,044.18 km) |
| Harrisburg to Kavarna | 5,016.25 mi (8,072.88 km) |
| Harrisburg to Kazanlak | 4,936.20 mi (7,944.05 km) |
| Harrisburg to Knezha | 4,846.29 mi (7,799.35 km) |
| Harrisburg to Kostinbrod | 4,839.92 mi (7,789.09 km) |
| Harrisburg to Kozloduy | 4,820.53 mi (7,757.89 km) |
| Harrisburg to Kyustendil | 4,840.33 mi (7,789.76 km) |
| Harrisburg to Levski | 4,893.69 mi (7,875.63 km) |
| Harrisburg to Lom | 4,798.98 mi (7,723.21 km) |
| Harrisburg to Lovech | 4,886.94 mi (7,864.76 km) |
| Harrisburg to Lukovit | 4,862.18 mi (7,824.92 km) |
| Harrisburg to Lyaskovets | 4,928.17 mi (7,931.13 km) |
| Harrisburg to Mezdra | 4,845.55 mi (7,798.15 km) |
| Harrisburg to Momchilgrad | 4,983.27 mi (8,019.79 km) |
