Clay County ZIP Codes
Minnesota, United States · 14 codes
Clay County in Minnesota has 14 ZIP codes, from 56514 to 56585, serving 14 places.
ZIP codes in Clay
Frequently asked questions
What is the ZIP code of Clay?
Clay has 14 ZIP codes, from 56514 to 56585. The table lists the places each one serves.
How many places are listed in Clay 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.