Chautauqua County, New York has 38 ZIP codes in this list, from 14048 to 14787. They cover 37 places, among them Jamestown, Dunkirk, Forestville and Fredonia.
The ZIP code areas of Chautauqua County add up to about 1,104 square miles of land (2,860 sq km) as the Census Bureau draws them. The largest is 14701 (Jamestown), with 92.6 square miles.
Places with more than one code here: Jamestown (2 codes).
Using these codes
In an address, the ZIP code comes last, after the city and the two-letter state: Dunkirk, NY 14048.
Tap a ZIP code to open it in the look-up, with a copy button for the address line.
A code can cross a county line, and one town can have several codes. The table shows the main place of each code.
"No area" means the Census Bureau draws no area for that code. Such codes are usually for post office boxes or a single building.
Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.
ZIP Codes