| Hunedoara to Oswego (Illinois) | 5,063.40 mi (8,148.76 km) |
| Hunedoara to Oswego (New York) | 4,546.40 mi (7,316.73 km) |
| Hunedoara to Otsego (Minnesota) | 5,055.07 mi (8,135.35 km) |
| Hunedoara to Ottawa (Illinois) | 5,097.20 mi (8,203.15 km) |
| Hunedoara to Ottawa (Kansas) | 5,463.42 mi (8,792.53 km) |
| Hunedoara to Ottumwa (Iowa) | 5,238.36 mi (8,430.32 km) |
| Hunedoara to Overland (Missouri) | 5,288.53 mi (8,511.07 km) |
| Hunedoara to Overland Park (Kansas) | 5,428.45 mi (8,736.24 km) |
| Hunedoara to Overlea (Maryland) | 4,734.88 mi (7,620.06 km) |
| Hunedoara to Oviedo (Florida) | 5,443.70 mi (8,760.78 km) |
| Hunedoara to Owasso (Oklahoma) | 5,607.81 mi (9,024.89 km) |
| Hunedoara to Owatonna (Minnesota) | 5,104.17 mi (8,214.36 km) |
| Hunedoara to Owensboro (Kentucky) | 5,218.93 mi (8,399.06 km) |
| Hunedoara to Owings Mills (Maryland) | 4,743.48 mi (7,633.89 km) |
| Hunedoara to Owosso (Michigan) | 4,850.70 mi (7,806.45 km) |
