Franklin County ZIP Codes
Kansas, United States · 8 codes
Franklin County in Kansas has 8 ZIP codes, from 66042 to 66095, serving 8 places.
ZIP codes in Franklin
Frequently asked questions
What is the ZIP code of Franklin?
Franklin has 8 ZIP codes, from 66042 to 66095. The table lists the places each one serves.
How many places are listed in Franklin County?
8 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.