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    Oswego County, NY Zip Codes

    19 zip codes across 19 cities in Oswego County, NY

    About Oswego County

    Oswego County, New York (NY) contains 19 unique zip codes spanning 19 cities and communities. Each zip code covers a different area within the county, with varying demographics, income levels, and housing markets.

    Browse the complete list below to find detailed population, income, home values, cost of living, and climate data for any zip code in Oswego County.

    Total Zip Codes

    19

    Cities

    19

    County

    Oswego

    State

    NY

    Cities in Oswego County

    All Zip Codes in Oswego County, NY

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    Frequently Asked Questions

    How many zip codes are in Oswego County, NY?

    Oswego County, NY has 19 zip codes across 19 cities.

    What cities are in Oswego County?

    Cities in Oswego County include Altmar, Bernhards Bay, Central Square, Constantia, Fulton, Hannibal, Hastings, Lacona, Mexico, Oswego, Parish, Pennellville, Phoenix, Pulaski, Redfield, Richland, Sandy Creek, West Monroe, Williamstown.

    What state is Oswego County in?

    Oswego County is located in New York (NY).

    All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.