| Kleve to Oswego (Illinois) | 4,207.16 mi (6,770.77 km) |
| Kleve to Oswego (New York) | 3,681.26 mi (5,924.41 km) |
| Kleve to Otsego (Minnesota) | 4,216.63 mi (6,786.01 km) |
| Kleve to Ottawa (Illinois) | 4,241.05 mi (6,825.31 km) |
| Kleve to Ottawa (Kansas) | 4,612.47 mi (7,423.05 km) |
| Kleve to Ottumwa (Iowa) | 4,387.21 mi (7,060.53 km) |
| Kleve to Overland (Missouri) | 4,430.11 mi (7,129.57 km) |
| Kleve to Overland Park (Kansas) | 4,577.02 mi (7,366.00 km) |
| Kleve to Overlea (Maryland) | 3,867.88 mi (6,224.74 km) |
| Kleve to Oviedo (Florida) | 4,580.05 mi (7,370.88 km) |
| Kleve to Owasso (Oklahoma) | 4,753.62 mi (7,650.21 km) |
| Kleve to Owatonna (Minnesota) | 4,261.71 mi (6,858.56 km) |
| Kleve to Owensboro (Kentucky) | 4,355.75 mi (7,009.90 km) |
| Kleve to Owings Mills (Maryland) | 3,876.49 mi (6,238.61 km) |
| Kleve to Owosso (Michigan) | 3,991.43 mi (6,423.58 km) |
