| Staines-upon-Thames to Oswego (Illinois) | 3,971.32 mi (6,391.23 km) |
| Staines-upon-Thames to Oswego (New York) | 3,431.26 mi (5,522.07 km) |
| Staines-upon-Thames to Otsego (Minnesota) | 3,999.36 mi (6,436.35 km) |
| Staines-upon-Thames to Ottawa (Illinois) | 4,005.27 mi (6,445.87 km) |
| Staines-upon-Thames to Ottawa (Kansas) | 4,381.96 mi (7,052.08 km) |
| Staines-upon-Thames to Ottumwa (Iowa) | 4,156.97 mi (6,690.00 km) |
| Staines-upon-Thames to Overland (Missouri) | 4,190.97 mi (6,744.71 km) |
| Staines-upon-Thames to Overland Park (Kansas) | 4,346.06 mi (6,994.31 km) |
| Staines-upon-Thames to Overlea (Maryland) | 3,608.90 mi (5,807.97 km) |
| Staines-upon-Thames to Oviedo (Florida) | 4,310.03 mi (6,936.32 km) |
| Staines-upon-Thames to Owasso (Oklahoma) | 4,519.22 mi (7,272.97 km) |
| Staines-upon-Thames to Owatonna (Minnesota) | 4,040.60 mi (6,502.71 km) |
| Staines-upon-Thames to Owensboro (Kentucky) | 4,109.18 mi (6,613.09 km) |
| Staines-upon-Thames to Owings Mills (Maryland) | 3,617.99 mi (5,822.58 km) |
| Staines-upon-Thames to Owosso (Michigan) | 3,751.89 mi (6,038.09 km) |
