Monroe County ZIP Codes
Iowa, United States · 3 codes
Monroe County in Iowa has 3 ZIP codes, from 50150 to 52569, serving 3 places.
ZIP codes in Monroe
Frequently asked questions
What is the ZIP code of Monroe?
Monroe has 3 ZIP codes, from 50150 to 52569. The table lists the places each one serves.
How many places are listed in Monroe County?
3 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.