Mahnomen County ZIP Codes
Minnesota, United States · 4 codes
Mahnomen County in Minnesota has 4 ZIP codes, from 56516 to 56589, serving 4 places.
ZIP codes in Mahnomen
Frequently asked questions
What is the ZIP code of Mahnomen?
Mahnomen has 4 ZIP codes, from 56516 to 56589. The table lists the places each one serves.
How many places are listed in Mahnomen County?
4 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.