| San Diego Country Estates to Oskaloosa (Iowa) | 1,441.47 mi (2,319.81 km) |
| San Diego Country Estates to Oswego (Illinois) | 1,664.24 mi (2,678.34 km) |
| San Diego Country Estates to Oswego (New York) | 2,277.34 mi (3,665.02 km) |
| San Diego Country Estates to Otsego (Minnesota) | 1,494.18 mi (2,404.65 km) |
| San Diego Country Estates to Ottawa (Illinois) | 1,634.89 mi (2,631.09 km) |
| San Diego Country Estates to Ottawa (Kansas) | 1,262.94 mi (2,032.50 km) |
| San Diego Country Estates to Ottumwa (Iowa) | 1,447.70 mi (2,329.84 km) |
| San Diego Country Estates to Overland (Missouri) | 1,524.86 mi (2,454.02 km) |
| San Diego Country Estates to Overland Park (Kansas) | 1,297.30 mi (2,087.81 km) |
| San Diego Country Estates to Overlea (Maryland) | 2,268.89 mi (3,651.43 km) |
| San Diego Country Estates to Oviedo (Florida) | 2,123.23 mi (3,417.01 km) |
| San Diego Country Estates to Owasso (Oklahoma) | 1,209.98 mi (1,947.28 km) |
| San Diego Country Estates to Owatonna (Minnesota) | 1,477.43 mi (2,377.69 km) |
| San Diego Country Estates to Owensboro (Kentucky) | 1,695.82 mi (2,729.16 km) |
| San Diego Country Estates to Owings Mills (Maryland) | 2,254.19 mi (3,627.77 km) |
