Clay County Missouri ZIP Codes - Map and Full List

Clay County Missouri is covered by a total of 27 ZIP Codes. There are 8 ZIP Codes in Clay County that extend into adjacent counties (Clinton County, Platte County, and Ray County). Of the ZIP codes within or partially within Clay County there are 20 Standard ZIP Codes, 2 Unique ZIP Codes and 4 PO Box ZIP Codes.

Clay County Missouri ZIP Code Map

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 Clay County and can be turned on and off. Each type of postal code can also be turned on and off.