Otsego County ZIP Codes
Michigan, United States · 6 codes
Otsego County in Michigan has 6 ZIP codes, from 49730 to 49797, serving 6 places.
ZIP codes in Otsego
Frequently asked questions
What is the ZIP code of Otsego?
Otsego has 6 ZIP codes, from 49730 to 49797. The table lists the places each one serves.
How many places are listed in Otsego County?
6 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.