Orange County California is covered by a total of 146 ZIP Codes. There are 2 ZIP Codes in Orange County that extend into adjacent counties (Los Angeles County, and San Diego County). Of the ZIP codes within or partially within Orange County there are 89 Standard ZIP Codes, 3 Unique ZIP Codes and 54 PO Box ZIP Codes.
Click on the ZIP Codes in the interactive map to view more information. The map control in the upper right corner can be used to toggle map layers on and off. The red outline is the border of Orange County and can be turned on and off. Each type of postal code can also be turned on and off.