| Slochteren to Oswego (Illinois) | 4,179.47 mi (6,726.21 km) |
| Slochteren to Oswego (New York) | 3,663.36 mi (5,895.61 km) |
| Slochteren to Otsego (Minnesota) | 4,178.77 mi (6,725.08 km) |
| Slochteren to Ottawa (Illinois) | 4,213.30 mi (6,780.65 km) |
| Slochteren to Ottawa (Kansas) | 4,581.26 mi (7,372.83 km) |
| Slochteren to Ottumwa (Iowa) | 4,356.07 mi (7,010.42 km) |
| Slochteren to Overland (Missouri) | 4,404.20 mi (7,087.87 km) |
| Slochteren to Overland Park (Kansas) | 4,546.10 mi (7,316.24 km) |
| Slochteren to Overlea (Maryland) | 3,856.55 mi (6,206.52 km) |
| Slochteren to Oviedo (Florida) | 4,578.27 mi (7,368.01 km) |
| Slochteren to Owasso (Oklahoma) | 4,724.53 mi (7,603.40 km) |
| Slochteren to Owatonna (Minnesota) | 4,225.77 mi (6,800.72 km) |
| Slochteren to Owensboro (Kentucky) | 4,334.73 mi (6,976.07 km) |
| Slochteren to Owings Mills (Maryland) | 3,864.79 mi (6,219.77 km) |
| Slochteren to Owosso (Michigan) | 3,966.24 mi (6,383.04 km) |
