| Wichita Falls to Karlovo | 6,050.45 mi (9,737.26 km) |
| Wichita Falls to Karnobat | 6,126.73 mi (9,860.02 km) |
| Wichita Falls to Kavarna | 6,131.38 mi (9,867.50 km) |
| Wichita Falls to Kazanlak | 6,072.64 mi (9,772.96 km) |
| Wichita Falls to Knezha | 5,982.56 mi (9,628.00 km) |
| Wichita Falls to Kostinbrod | 5,985.37 mi (9,632.52 km) |
| Wichita Falls to Kozloduy | 5,956.33 mi (9,585.79 km) |
| Wichita Falls to Kyustendil | 5,992.11 mi (9,643.37 km) |
| Wichita Falls to Levski | 6,025.84 mi (9,697.65 km) |
| Wichita Falls to Lom | 5,936.82 mi (9,554.39 km) |
| Wichita Falls to Lovech | 6,022.87 mi (9,692.88 km) |
| Wichita Falls to Lukovit | 6,000.30 mi (9,656.55 km) |
| Wichita Falls to Lyaskovets | 6,059.43 mi (9,751.71 km) |
| Wichita Falls to Mezdra | 5,986.27 mi (9,633.96 km) |
| Wichita Falls to Momchilgrad | 6,127.49 mi (9,861.24 km) |
