| Hagerstown to Karlovo | 4,973.55 mi (8,004.15 km) |
| Hagerstown to Karnobat | 5,060.73 mi (8,144.45 km) |
| Hagerstown to Kavarna | 5,078.62 mi (8,173.24 km) |
| Hagerstown to Kazanlak | 4,998.46 mi (8,044.24 km) |
| Hagerstown to Knezha | 4,908.55 mi (7,899.55 km) |
| Hagerstown to Kostinbrod | 4,902.10 mi (7,889.17 km) |
| Hagerstown to Kozloduy | 4,882.80 mi (7,858.10 km) |
| Hagerstown to Kyustendil | 4,902.45 mi (7,889.73 km) |
| Hagerstown to Levski | 4,955.98 mi (7,975.87 km) |
| Hagerstown to Lom | 4,861.24 mi (7,823.41 km) |
| Hagerstown to Lovech | 4,949.20 mi (7,964.97 km) |
| Hagerstown to Lukovit | 4,924.43 mi (7,925.10 km) |
| Hagerstown to Lyaskovets | 4,990.47 mi (8,031.38 km) |
| Hagerstown to Mezdra | 4,907.78 mi (7,898.30 km) |
| Hagerstown to Momchilgrad | 5,045.45 mi (8,119.87 km) |
