| Hunedoara to Odessa (Texas) | 6,074.06 mi (9,775.25 km) |
| Hunedoara to Ogden (Utah) | 5,813.89 mi (9,356.56 km) |
| Hunedoara to Oildale (California) | 6,345.94 mi (10,212.80 km) |
| Hunedoara to Ojus (Florida) | 5,535.41 mi (8,908.38 km) |
| Hunedoara to Okemos (Michigan) | 4,873.36 mi (7,842.92 km) |
| Hunedoara to Oklahoma City (Oklahoma) | 5,710.30 mi (9,189.84 km) |
| Hunedoara to Okmulgee (Oklahoma) | 5,650.52 mi (9,093.63 km) |
| Hunedoara to Olathe (Kansas) | 5,433.15 mi (8,743.82 km) |
| Hunedoara to Old Jamestown (Missouri) | 5,278.12 mi (8,494.32 km) |
| Hunedoara to Oldsmar (Florida) | 5,536.06 mi (8,909.43 km) |
| Hunedoara to Olean (New York) | 4,682.50 mi (7,535.76 km) |
| Hunedoara to Olive Branch (Mississippi) | 5,464.20 mi (8,793.78 km) |
| Hunedoara to Olivehurst (California) | 6,174.84 mi (9,937.44 km) |
| Hunedoara to Olney (Maryland) | 4,766.90 mi (7,671.59 km) |
| Hunedoara to Olympia (Washington) | 5,697.62 mi (9,169.44 km) |
