Allegan County ZIP Codes
Michigan, United States · 17 codes
Allegan County in Michigan has 17 ZIP codes, from 49010 to 49453, serving 17 places.
ZIP codes in Allegan
Frequently asked questions
What is the ZIP code of Allegan?
Allegan has 17 ZIP codes, from 49010 to 49453. The table lists the places each one serves.
How many places are listed in Allegan County?
17 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.