Linn County ZIP Codes
Missouri, United States · 9 codes
Linn County in Missouri has 9 ZIP codes, from 63557 to 64674, serving 9 places.
ZIP codes in Linn
Frequently asked questions
What is the ZIP code of Linn?
Linn has 9 ZIP codes, from 63557 to 64674. The table lists the places each one serves.
How many places are listed in Linn County?
9 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.