| Cities | Distance |
|---|
| Ostroleka to Karlovo | 735.47 mi (1,183.62 km) |
| Ostroleka to Karnobat | 762.82 mi (1,227.65 km) |
| Ostroleka to Kavarna | 734.03 mi (1,181.30 km) |
| Ostroleka to Kazanlak | 743.31 mi (1,196.24 km) |
| Ostroleka to Knezha | 670.93 mi (1,079.76 km) |
| Ostroleka to Kostinbrod | 712.26 mi (1,146.27 km) |
| Ostroleka to Kozloduy | 648.99 mi (1,044.44 km) |
| Ostroleka to Kyustendil | 746.84 mi (1,201.93 km) |
| Ostroleka to Levski | 689.80 mi (1,110.13 km) |
| Ostroleka to Lom | 643.03 mi (1,034.85 km) |
| Ostroleka to Lovech | 701.28 mi (1,128.61 km) |
| Ostroleka to Lukovit | 692.06 mi (1,113.77 km) |
| Ostroleka to Lyaskovets | 714.47 mi (1,149.82 km) |
| Ostroleka to Mezdra | 692.13 mi (1,113.87 km) |
| Ostroleka to Momchilgrad | 816.74 mi (1,314.41 km) |
