Madison County ZIP Codes
Idaho, United States · 4 codes
Madison County in Idaho has 4 ZIP codes, from 83440 to 83460, serving 4 places.
ZIP codes in Madison
Frequently asked questions
What is the ZIP code of Madison?
Madison has 4 ZIP codes, from 83440 to 83460. The table lists the places each one serves.
How many places are listed in Madison County?
4 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.