Allegany County New York is covered by a total of 38 ZIP Codes. There are 16 ZIP Codes in Allegany County that extend into adjacent counties (Cattaraugus County, Livingston County, Steuben County, and Wyoming County). Of the ZIP codes within or partially within Allegany County there are 32 Standard ZIP Codes and 5 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 Allegany County and can be turned on and off. Each type of postal code can also be turned on and off.