Iron County ZIP Codes
Missouri, United States · 10 codes
Iron County in Missouri has 10 ZIP codes, from 63620 to 65566, serving 10 places.
ZIP codes in Iron
Frequently asked questions
What is the ZIP code of Iron?
Iron has 10 ZIP codes, from 63620 to 65566. The table lists the places each one serves.
How many places are listed in Iron County?
10 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.