| Garden Grove to Oswego (Illinois) | 1,698.48 mi (2,733.45 km) |
| Garden Grove to Oswego (New York) | 2,309.62 mi (3,716.98 km) |
| Garden Grove to Otsego (Minnesota) | 1,511.71 mi (2,432.87 km) |
| Garden Grove to Ottawa (Illinois) | 1,669.99 mi (2,687.59 km) |
| Garden Grove to Ottawa (Kansas) | 1,304.97 mi (2,100.14 km) |
| Garden Grove to Ottumwa (Iowa) | 1,482.04 mi (2,385.10 km) |
| Garden Grove to Overland (Missouri) | 1,568.37 mi (2,524.04 km) |
| Garden Grove to Overland Park (Kansas) | 1,338.48 mi (2,154.08 km) |
| Garden Grove to Overlea (Maryland) | 2,311.28 mi (3,719.64 km) |
| Garden Grove to Oviedo (Florida) | 2,189.77 mi (3,524.10 km) |
| Garden Grove to Owasso (Oklahoma) | 1,261.08 mi (2,029.52 km) |
| Garden Grove to Owatonna (Minnesota) | 1,499.67 mi (2,413.48 km) |
| Garden Grove to Owensboro (Kentucky) | 1,742.76 mi (2,804.71 km) |
| Garden Grove to Owings Mills (Maryland) | 2,296.48 mi (3,695.83 km) |
| Garden Grove to Owosso (Michigan) | 1,922.06 mi (3,093.25 km) |
