Sullivan 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 Sullivan County, setting up a business, or analyzing demographic trends, understanding ZIP code distribution is an essential part of the process.

Zip code
12566
12742
12732
12745
12720
12758
12458
12762
12777
12775
12763
12743
12767
12729
12748
12723
12776
12766
12736
12722
12721
12725
12726
12791
12733
12750
12724
12781
10940
12701
12754
12741
12738
12783
12740
12759
12786
12787
12435
12737
12790
12768
12779
12789
12751
12752
12749
12769
12784
10963
12764
12760
12780
12788
12734
12765
12770
12747
12719
12792
12778

To know more about Sullivan County, click the button below:

Sullivan 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 Sullivan County County?

There are approximately 61 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Sullivan 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.