| Imatra to Oswego (Illinois) | 4,508.36 mi (7,255.51 km) |
| Imatra to Oswego (New York) | 4,097.73 mi (6,594.66 km) |
| Imatra to Otsego (Minnesota) | 4,411.70 mi (7,099.95 km) |
| Imatra to Ottawa (Illinois) | 4,540.25 mi (7,306.83 km) |
| Imatra to Ottawa (Kansas) | 4,862.69 mi (7,825.74 km) |
| Imatra to Ottumwa (Iowa) | 4,646.44 mi (7,477.72 km) |
| Imatra to Overland (Missouri) | 4,740.91 mi (7,629.76 km) |
| Imatra to Overland Park (Kansas) | 4,831.49 mi (7,775.52 km) |
| Imatra to Overlea (Maryland) | 4,337.40 mi (6,980.36 km) |
| Imatra to Oviedo (Florida) | 5,112.03 mi (8,227.01 km) |
| Imatra to Owasso (Oklahoma) | 5,020.73 mi (8,080.09 km) |
| Imatra to Owatonna (Minnesota) | 4,475.43 mi (7,202.51 km) |
| Imatra to Owensboro (Kentucky) | 4,717.42 mi (7,591.96 km) |
| Imatra to Owings Mills (Maryland) | 4,342.25 mi (6,988.17 km) |
| Imatra to Owosso (Michigan) | 4,325.83 mi (6,961.75 km) |
