Fairborn, OH ZIP Code
Fairborn, Ohio has one ZIP code: .
Mail addressed to Fairborn covers nearby places too.
Where the 45324 ZIP code reaches
Tap or point to an area to see its ZIP code.Full-size map
Dashed line: Fairborn city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
Check an address in Fairborn
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?
ZIP codes from nearby towns that reach into Fairborn
- 45385, mailing town Xenia, covers 7 percent of Fairborn
Why your mail may say Fairborn when you live outside it
Fairborn ZIP codes also cover Holiday Valley, Bath Township and Mad River Township, so a letter addressed to Fairborn can go to a home outside the city limits.
The reverse happens too: parts of Fairborn use 45385, which mails under a neighboring town's name.
A ZIP code does not set your city, school district or tax. Greene County property records show which city you are in.
Fairborn ZIP code questions
What is the main ZIP code for Fairborn?
45324, the ZIP code of the main Fairborn post office at 67 W Hebble Ave.
What county is Fairborn in?
Greene County.
ZIP codes for towns near Fairborn
More towns near Fairborn: Mason, Hamilton, Fairfield, Richmond, Hilliard, Grove City, Dublin, Upper Arlington, Cincinnati.
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