Guernsey County ZIP Codes
Ohio, United States · 14 codes
Guernsey County in Ohio has 14 ZIP codes, from 43722 to 43780, serving 14 places.
ZIP codes in Guernsey
Frequently asked questions
What is the ZIP code of Guernsey?
Guernsey has 14 ZIP codes, from 43722 to 43780. The table lists the places each one serves.
How many places are listed in Guernsey 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.