Polk County ZIP Codes
Minnesota, United States · 16 codes
Polk County in Minnesota has 16 ZIP codes, from 56517 to 56736, serving 16 places.
ZIP codes in Polk
Frequently asked questions
What is the ZIP code of Polk?
Polk has 16 ZIP codes, from 56517 to 56736. The table lists the places each one serves.
How many places are listed in Polk County?
16 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.