| Hunedoara to Orangevale (California) | 6,192.19 mi (9,965.37 km) |
| Hunedoara to Orchards (Washington) | 5,776.51 mi (9,296.39 km) |
| Hunedoara to Orcutt (California) | 6,414.30 mi (10,322.82 km) |
| Hunedoara to Oregon (Ohio) | 4,889.23 mi (7,868.46 km) |
| Hunedoara to Oregon (Wisconsin) | 5,036.64 mi (8,105.69 km) |
| Hunedoara to Oregon City (Oregon) | 5,799.71 mi (9,333.73 km) |
| Hunedoara to Orem (Utah) | 5,862.62 mi (9,434.97 km) |
| Hunedoara to Orinda (California) | 6,264.21 mi (10,081.26 km) |
| Hunedoara to Orland Park (Illinois) | 5,050.55 mi (8,128.08 km) |
| Hunedoara to Orlando (Florida) | 5,459.01 mi (8,785.42 km) |
| Hunedoara to Ormond Beach (Florida) | 5,408.10 mi (8,703.50 km) |
| Hunedoara to Oro Valley (Arizona) | 6,313.83 mi (10,161.13 km) |
| Hunedoara to Oroville (California) | 6,148.43 mi (9,894.95 km) |
| Hunedoara to Oshkosh (Wisconsin) | 4,952.83 mi (7,970.80 km) |
| Hunedoara to Oskaloosa (Iowa) | 5,231.53 mi (8,419.34 km) |
