Knox County ZIP Codes
Indiana, United States · 12 codes
Knox County in Indiana has 12 ZIP codes, from 47512 to 47597, serving 12 places.
ZIP codes in Knox
Frequently asked questions
What is the ZIP code of Knox?
Knox has 12 ZIP codes, from 47512 to 47597. The table lists the places each one serves.
How many places are listed in Knox 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.