Fairfield County ZIP Codes
Ohio, United States · 14 codes
Fairfield County in Ohio has 14 ZIP codes, from 43046 to 43157, serving 14 places.
ZIP codes in Fairfield
Frequently asked questions
What is the ZIP code of Fairfield?
Fairfield has 14 ZIP codes, from 43046 to 43157. The table lists the places each one serves.
How many places are listed in Fairfield County?
14 places.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.