novaTopFlexHype for the Future 127C: About the ZIP Codes of Butler County, Ohio
Overview While a plethora of ZIP code tabulation areas span different portions of Butler County, the largest of the ZIP codes is 45011, serving the eastern side of the City of Hamilton, most of Fairfield Township, the western side of Liberty Township, the New Miami area, and numerous locales within Wayne and Saint Clair Townships. Communities are served even to the north of the Seven Mile area and as far east as Mauds Hughes Road.