Mercer County ZIP Codes
North Dakota, United States · 5 codes
Mercer County in North Dakota has 5 ZIP codes, from 58523 to 58580, serving 5 places.
ZIP codes in Mercer
Frequently asked questions
What is the ZIP code of Mercer?
Mercer has 5 ZIP codes, from 58523 to 58580. The table lists the places each one serves.
How many places are listed in Mercer County?
5 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.