| Noblesville to Karlovo | 5,276.58 mi (8,491.83 km) |
| Noblesville to Karnobat | 5,357.72 mi (8,622.42 km) |
| Noblesville to Kavarna | 5,368.19 mi (8,639.27 km) |
| Noblesville to Kazanlak | 5,299.97 mi (8,529.48 km) |
| Noblesville to Knezha | 5,209.74 mi (8,384.26 km) |
| Noblesville to Kostinbrod | 5,208.68 mi (8,382.56 km) |
| Noblesville to Kozloduy | 5,183.64 mi (8,342.26 km) |
| Noblesville to Kyustendil | 5,212.81 mi (8,389.22 km) |
| Noblesville to Levski | 5,254.89 mi (8,456.93 km) |
| Noblesville to Lom | 5,163.21 mi (8,309.39 km) |
| Noblesville to Lovech | 5,250.30 mi (8,449.54 km) |
| Noblesville to Lukovit | 5,226.73 mi (8,411.61 km) |
| Noblesville to Lyaskovets | 5,288.96 mi (8,511.76 km) |
| Noblesville to Mezdra | 5,211.56 mi (8,387.20 km) |
| Noblesville to Momchilgrad | 5,351.65 mi (8,612.66 km) |
