Asotin County ZIP Codes
Washington, United States · 3 codes
Asotin County in Washington has 3 ZIP codes, from 99401 to 99403, serving 3 places.
ZIP codes in Asotin
Frequently asked questions
What is the ZIP code of Asotin?
Asotin has 3 ZIP codes, from 99401 to 99403. The table lists the places each one serves.
How many places are listed in Asotin County?
3 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.