| Oak Forest to Karlovo | 5,263.82 mi (8,471.30 km) |
| Oak Forest to Karnobat | 5,342.16 mi (8,597.37 km) |
| Oak Forest to Kavarna | 5,349.45 mi (8,609.11 km) |
| Oak Forest to Kazanlak | 5,286.50 mi (8,507.80 km) |
| Oak Forest to Knezha | 5,196.32 mi (8,362.67 km) |
| Oak Forest to Kostinbrod | 5,197.63 mi (8,364.78 km) |
| Oak Forest to Kozloduy | 5,170.13 mi (8,320.52 km) |
| Oak Forest to Kyustendil | 5,203.45 mi (8,374.14 km) |
| Oak Forest to Levski | 5,240.39 mi (8,433.59 km) |
| Oak Forest to Lom | 5,150.25 mi (8,288.52 km) |
| Oak Forest to Lovech | 5,236.75 mi (8,427.73 km) |
| Oak Forest to Lukovit | 5,213.77 mi (8,390.75 km) |
| Oak Forest to Lyaskovets | 5,274.20 mi (8,488.00 km) |
| Oak Forest to Mezdra | 5,199.28 mi (8,367.44 km) |
| Oak Forest to Momchilgrad | 5,340.13 mi (8,594.11 km) |
