Koochiching County ZIP Codes
Minnesota, United States · 11 codes
Koochiching County in Minnesota has 11 ZIP codes, from 56627 to 56679, serving 11 places.
ZIP codes in Koochiching
Frequently asked questions
What is the ZIP code of Koochiching?
Koochiching has 11 ZIP codes, from 56627 to 56679. The table lists the places each one serves.
How many places are listed in Koochiching County?
11 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.