Aitkin County ZIP Codes
Minnesota, United States · 8 codes
Aitkin County in Minnesota has 8 ZIP codes, from 55748 to 56469, serving 8 places.
ZIP codes in Aitkin
Frequently asked questions
What is the ZIP code of Aitkin?
Aitkin has 8 ZIP codes, from 55748 to 56469. The table lists the places each one serves.
How many places are listed in Aitkin County?
8 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.