| Irondale to Karlovo | 5,622.49 mi (9,048.53 km) |
| Irondale to Karnobat | 5,708.91 mi (9,187.60 km) |
| Irondale to Kavarna | 5,725.55 mi (9,214.38 km) |
| Irondale to Kazanlak | 5,647.23 mi (9,088.34 km) |
| Irondale to Knezha | 5,557.25 mi (8,943.53 km) |
| Irondale to Kostinbrod | 5,551.40 mi (8,934.12 km) |
| Irondale to Kozloduy | 5,531.44 mi (8,901.99 km) |
| Irondale to Kyustendil | 5,552.07 mi (8,935.19 km) |
| Irondale to Levski | 5,604.39 mi (9,019.39 km) |
| Irondale to Lom | 5,510.01 mi (8,867.51 km) |
| Irondale to Lovech | 5,597.90 mi (9,008.95 km) |
| Irondale to Lukovit | 5,573.27 mi (8,969.31 km) |
| Irondale to Lyaskovets | 5,638.83 mi (9,074.83 km) |
| Irondale to Mezdra | 5,556.78 mi (8,942.78 km) |
| Irondale to Momchilgrad | 5,694.76 mi (9,164.82 km) |
