Washoe County Nevada is covered by a total of 41 ZIP Codes. There are 3 ZIP Codes in Washoe County that extend into adjacent counties (Lyon County, and Storey County). Of the ZIP codes within or partially within Washoe County there are 19 Standard ZIP Codes, 4 Unique ZIP Codes and 17 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 Washoe County and can be turned on and off. Each type of postal code can also be turned on and off.