Washington County, located in the state of New York, contains a range of ZIP codes that are essential for mail delivery, demographics, mapping, and regional planning. Below is a complete list of ZIP codes associated with this county.

These ZIP codes help identify specific areas and communities within the county, ranging from small towns and villages to broader rural stretches. Whether you’re moving to Washington County, setting up a business, or analyzing demographic trends, understanding ZIP code distribution is an essential part of the process.

Zip code
12828
12883
12841
12844
12185
12849
12028
12094
12834
12838
12887
12837
12861
12823
12848
12057
12839
12804
12865
12873
12090
12816
12809
12832
12821
12854
12827
12154
12819

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Washington County Information

Use this tool to find your area details by using zip code.

ZIP Code to County

Note: Some ZIP codes may span across county borders and may be listed under more than one county. This is common in rural or low-population areas where ZIP code regions are broader.

Source: Data compiled from official county records, USPS ZIP code data, and the United States Census Bureau.

Frequently Asked Questions

How many ZIP codes are in Washington County County?

There are approximately 29 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Washington County overlap with other counties?

Yes, some ZIP codes may span more than one county. This is especially common in less populated or rural areas.