| Struer to Oswego (Illinois) | 4,123.98 mi (6,636.91 km) |
| Struer to Oswego (New York) | 3,632.65 mi (5,846.18 km) |
| Struer to Otsego (Minnesota) | 4,099.31 mi (6,597.21 km) |
| Struer to Ottawa (Illinois) | 4,157.53 mi (6,690.90 km) |
| Struer to Ottawa (Kansas) | 4,516.30 mi (7,268.28 km) |
| Struer to Ottumwa (Iowa) | 4,291.93 mi (6,907.20 km) |
| Struer to Overland (Missouri) | 4,352.17 mi (7,004.14 km) |
| Struer to Overland Park (Kansas) | 4,481.91 mi (7,212.93 km) |
| Struer to Overlea (Maryland) | 3,840.41 mi (6,180.55 km) |
| Struer to Oviedo (Florida) | 4,581.80 mi (7,373.70 km) |
| Struer to Owasso (Oklahoma) | 4,664.12 mi (7,506.18 km) |
| Struer to Owatonna (Minnesota) | 4,150.69 mi (6,679.90 km) |
| Struer to Owensboro (Kentucky) | 4,294.36 mi (6,911.10 km) |
| Struer to Owings Mills (Maryland) | 3,847.72 mi (6,192.31 km) |
| Struer to Owosso (Michigan) | 3,917.32 mi (6,304.32 km) |
