| Cities | Distance |
|---|
| Ostrov to Karlovo | 772.35 mi (1,242.98 km) |
| Ostrov to Karnobat | 850.66 mi (1,369.01 km) |
| Ostrov to Kavarna | 865.88 mi (1,393.50 km) |
| Ostrov to Kazanlak | 794.34 mi (1,278.36 km) |
| Ostrov to Knezha | 704.26 mi (1,133.40 km) |
| Ostrov to Kostinbrod | 710.17 mi (1,142.91 km) |
| Ostrov to Kozloduy | 678.03 mi (1,091.19 km) |
| Ostrov to Kyustendil | 722.41 mi (1,162.60 km) |
| Ostrov to Levski | 748.07 mi (1,203.91 km) |
| Ostrov to Lom | 658.74 mi (1,060.13 km) |
| Ostrov to Lovech | 744.58 mi (1,198.28 km) |
| Ostrov to Lukovit | 722.13 mi (1,162.16 km) |
| Ostrov to Lyaskovets | 782.00 mi (1,258.50 km) |
| Ostrov to Mezdra | 708.74 mi (1,140.60 km) |
| Ostrov to Momchilgrad | 850.53 mi (1,368.80 km) |
