There are 8 zip codes in Bonneville County, Idaho. The most populated is 83401, located in Idaho Falls. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
8340147,381Idaho Falls
8340228,037Idaho Falls
8340425,947Idaho Falls
8340619,251Idaho Falls
834272,655Iona
83428525Irwin
83454386Ucon
83449226Swan Valley
showing: 8 rows

Zip Codes in Bonneville County, Idaho by Population (2024)