Carter County ZIP Codes
Oklahoma, United States · 13 codes
Carter County in Oklahoma has 13 ZIP codes, from 73401 to 73488, serving 13 places.
ZIP codes in Carter
Frequently asked questions
What is the ZIP code of Carter?
Carter has 13 ZIP codes, from 73401 to 73488. The table lists the places each one serves.
How many places are listed in Carter County?
13 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.