| Johnstown to Karlovo | 4,990.08 mi (8,030.76 km) |
| Johnstown to Karnobat | 5,075.85 mi (8,168.79 km) |
| Johnstown to Kavarna | 5,091.97 mi (8,194.74 km) |
| Johnstown to Kazanlak | 5,014.64 mi (8,070.28 km) |
| Johnstown to Knezha | 4,924.59 mi (7,925.37 km) |
| Johnstown to Kostinbrod | 4,919.46 mi (7,917.11 km) |
| Johnstown to Kozloduy | 4,898.73 mi (7,883.75 km) |
| Johnstown to Kyustendil | 4,920.76 mi (7,919.19 km) |
| Johnstown to Levski | 4,971.49 mi (8,000.85 km) |
| Johnstown to Lom | 4,877.44 mi (7,849.48 km) |
| Johnstown to Lovech | 4,965.24 mi (7,990.79 km) |
| Johnstown to Lukovit | 4,940.75 mi (7,951.37 km) |
| Johnstown to Lyaskovets | 5,005.90 mi (8,056.22 km) |
| Johnstown to Mezdra | 4,924.45 mi (7,925.14 km) |
| Johnstown to Momchilgrad | 5,062.81 mi (8,147.81 km) |
