Brown County ZIP Codes
Ohio, United States · 12 codes
Brown County in Ohio has 12 ZIP codes, from 45101 to 45275, serving 12 places.
ZIP codes in Brown
Frequently asked questions
What is the ZIP code of Brown?
Brown has 12 ZIP codes, from 45101 to 45275. The table lists the places each one serves.
How many places are listed in Brown County?
12 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.