Ottawa County ZIP Codes
Michigan, United States · 20 codes
Ottawa County in Michigan has 20 ZIP codes, from 49401 to 49534, serving 20 places.
ZIP codes in Ottawa
Frequently asked questions
What is the ZIP code of Ottawa?
Ottawa has 20 ZIP codes, from 49401 to 49534. The table lists the places each one serves.
How many places are listed in Ottawa County?
20 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.