| Cities | Distance |
|---|
| Ostrov to Popovo | 789.21 mi (1,270.12 km) |
| Ostrov to Provadia | 842.09 mi (1,355.22 km) |
| Ostrov to Radnevo | 828.94 mi (1,334.05 km) |
| Ostrov to Radomir | 716.01 mi (1,152.30 km) |
| Ostrov to Rakitovo | 782.73 mi (1,259.69 km) |
| Ostrov to Rakovski | 795.95 mi (1,280.96 km) |
| Ostrov to Razgrad | 791.45 mi (1,273.72 km) |
| Ostrov to Razlog | 768.63 mi (1,236.99 km) |
| Ostrov to Ruse | 757.08 mi (1,218.41 km) |
| Ostrov to Samokov | 746.73 mi (1,201.75 km) |
| Ostrov to Sandanski | 780.47 mi (1,256.04 km) |
| Ostrov to Sevlievo | 763.95 mi (1,229.46 km) |
| Ostrov to Shumen | 818.56 mi (1,317.35 km) |
| Ostrov to Silistra | 794.61 mi (1,278.81 km) |
| Ostrov to Sliven | 824.45 mi (1,326.82 km) |
