| Dupnitsa to Oak Harbor (Washington) | 5,841.09 mi (9,400.33 km) |
| Dupnitsa to Oak Hills (Oregon) | 6,018.29 mi (9,685.50 km) |
| Dupnitsa to Oak Lawn (Illinois) | 5,215.16 mi (8,393.00 km) |
| Dupnitsa to Oak Park (California) | 6,629.91 mi (10,669.81 km) |
| Dupnitsa to Oak Park (Illinois) | 5,208.15 mi (8,381.71 km) |
| Dupnitsa to Oak Park (Michigan) | 5,008.70 mi (8,060.73 km) |
| Dupnitsa to Oak Ridge (Florida) | 5,592.82 mi (9,000.77 km) |
| Dupnitsa to Oak Ridge (New Jersey) | 4,728.45 mi (7,609.71 km) |
| Dupnitsa to Oak Ridge (Tennessee) | 5,357.58 mi (8,622.20 km) |
| Dupnitsa to Oakdale (California) | 6,461.00 mi (10,397.98 km) |
| Dupnitsa to Oakdale (Minnesota) | 5,237.11 mi (8,428.32 km) |
| Dupnitsa to Oakland (California) | 6,491.31 mi (10,446.76 km) |
| Dupnitsa to Oakland (New Jersey) | 4,717.95 mi (7,592.81 km) |
| Dupnitsa to Oakland Park (Florida) | 5,645.36 mi (9,085.33 km) |
| Dupnitsa to Oakleaf Plantation (Florida) | 5,530.40 mi (8,900.31 km) |
