ZIP code · Idaho Falls · Idaho · United States
ZIP code 83404 — Idaho Falls
ZIP code 83404 serves Idaho Falls, Idaho.
- Postal code
- 83404Single source Value from one source, not cross-checked.
- City
- Idaho Falls
- County
- Bonneville
- State
- Idaho
- Country
- United States
- Coordinates
- 43.4750, -112.0124 — precision precise (locality)
View on OpenStreetMap - Population
- 26,103 (ZCTA, ACS 5-year)
- Median household income
- $79,211
- Median age
- 37.7
Nearby localities
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · census-acs5. Data generated on 2026-08-21. Methodology · Report an error on this page