Washington County ZIP Codes
Mississippi, United States · 14 codes
Washington County in Mississippi has 14 ZIP codes, from 38701 to 38782, serving 14 places.
ZIP codes in Washington
Frequently asked questions
What is the ZIP code of Washington?
Washington has 14 ZIP codes, from 38701 to 38782. The table lists the places each one serves.
How many places are listed in Washington 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.