| Olney to Karlovo | 4,969.61 mi (7,997.82 km) |
| Olney to Karnobat | 5,057.66 mi (8,139.52 km) |
| Olney to Kavarna | 5,076.65 mi (8,170.08 km) |
| Olney to Kazanlak | 4,994.74 mi (8,038.26 km) |
| Olney to Knezha | 4,904.95 mi (7,893.75 km) |
| Olney to Kostinbrod | 4,897.67 mi (7,882.03 km) |
| Olney to Kozloduy | 4,879.26 mi (7,852.40 km) |
| Olney to Kyustendil | 4,897.42 mi (7,881.64 km) |
| Olney to Levski | 4,952.68 mi (7,970.57 km) |
| Olney to Lom | 4,857.54 mi (7,817.45 km) |
| Olney to Lovech | 4,945.58 mi (7,959.14 km) |
| Olney to Lukovit | 4,920.64 mi (7,919.00 km) |
| Olney to Lyaskovets | 4,987.22 mi (8,026.15 km) |
| Olney to Mezdra | 4,903.77 mi (7,891.85 km) |
| Olney to Momchilgrad | 5,040.98 mi (8,112.68 km) |
