| Rantoul to Karlovo | 5,342.98 mi (8,598.70 km) |
| Rantoul to Karnobat | 5,422.26 mi (8,726.28 km) |
| Rantoul to Kavarna | 5,430.57 mi (8,739.66 km) |
| Rantoul to Kazanlak | 5,365.90 mi (8,635.59 km) |
| Rantoul to Knezha | 5,275.69 mi (8,490.40 km) |
| Rantoul to Kostinbrod | 5,276.20 mi (8,491.23 km) |
| Rantoul to Kozloduy | 5,249.53 mi (8,448.30 km) |
| Rantoul to Kyustendil | 5,281.44 mi (8,499.65 km) |
| Rantoul to Levski | 5,320.13 mi (8,561.92 km) |
| Rantoul to Lom | 5,229.46 mi (8,416.00 km) |
| Rantoul to Lovech | 5,316.17 mi (8,555.55 km) |
| Rantoul to Lukovit | 5,292.99 mi (8,518.24 km) |
| Rantoul to Lyaskovets | 5,354.03 mi (8,616.47 km) |
| Rantoul to Mezdra | 5,278.27 mi (8,494.56 km) |
| Rantoul to Momchilgrad | 5,418.88 mi (8,720.85 km) |
