Lancaster, OH ZIP Code
Lancaster, Ohio has one ZIP code: .
Mail addressed to Lancaster covers nearby places too.
Where the 43130 ZIP code reaches
Tap or point to an area to see its ZIP code.Full-size map
Dashed line: Lancaster city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
Check an address in Lancaster
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
Why your mail may say Lancaster when you live outside it
Lancaster ZIP codes also cover Hocking Township, Berne Township and Pleasant Township, so a letter addressed to Lancaster can go to a home outside the city limits.
A ZIP code does not set your city, school district or tax. Fairfield County property records show which city you are in.
Lancaster ZIP code questions
What is the main ZIP code for Lancaster?
43130, the ZIP code of the main Lancaster post office at 204 S Broad St.
What county is Lancaster in?
Fairfield County.
ZIP codes for towns near Lancaster
More towns near Lancaster: Upper Arlington, Hilliard, Dublin, Delaware, Springfield, Marion, Mansfield, Fairborn, Beavercreek.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections