| Zionsville to Karlovo | 5,290.56 mi (8,514.33 km) |
| Zionsville to Karnobat | 5,371.51 mi (8,644.61 km) |
| Zionsville to Kavarna | 5,381.76 mi (8,661.11 km) |
| Zionsville to Kazanlak | 5,313.91 mi (8,551.90 km) |
| Zionsville to Knezha | 5,223.67 mi (8,406.68 km) |
| Zionsville to Kostinbrod | 5,222.77 mi (8,405.24 km) |
| Zionsville to Kozloduy | 5,197.56 mi (8,364.67 km) |
| Zionsville to Kyustendil | 5,227.02 mi (8,412.07 km) |
| Zionsville to Levski | 5,268.75 mi (8,479.24 km) |
| Zionsville to Lom | 5,177.17 mi (8,331.86 km) |
| Zionsville to Lovech | 5,264.22 mi (8,471.94 km) |
| Zionsville to Lukovit | 5,240.70 mi (8,434.09 km) |
| Zionsville to Lyaskovets | 5,302.80 mi (8,534.04 km) |
| Zionsville to Mezdra | 5,225.57 mi (8,409.75 km) |
| Zionsville to Momchilgrad | 5,365.72 mi (8,635.29 km) |
