| Haskovo to Oak Harbor (Washington) | 5,908.11 mi (9,508.19 km) |
| Haskovo to Oak Hills (Oregon) | 6,087.17 mi (9,796.35 km) |
| Haskovo to Oak Lawn (Illinois) | 5,320.62 mi (8,562.72 km) |
| Haskovo to Oak Park (California) | 6,712.49 mi (10,802.71 km) |
| Haskovo to Oak Park (Illinois) | 5,313.43 mi (8,551.13 km) |
| Haskovo to Oak Park (Michigan) | 5,116.44 mi (8,234.12 km) |
| Haskovo to Oak Ridge (Florida) | 5,711.98 mi (9,192.55 km) |
| Haskovo to Oak Ridge (New Jersey) | 4,842.33 mi (7,792.97 km) |
| Haskovo to Oak Ridge (Tennessee) | 5,470.12 mi (8,803.30 km) |
| Haskovo to Oakdale (California) | 6,538.22 mi (10,522.25 km) |
| Haskovo to Oakdale (Minnesota) | 5,335.71 mi (8,586.99 km) |
| Haskovo to Oakland (California) | 6,566.75 mi (10,568.16 km) |
| Haskovo to Oakland (New Jersey) | 4,831.95 mi (7,776.28 km) |
| Haskovo to Oakland Park (Florida) | 5,766.37 mi (9,280.08 km) |
| Haskovo to Oakleaf Plantation (Florida) | 5,648.34 mi (9,090.12 km) |
