Elmore County, Idaho ZIP Codes

6 ZIP Codes

Zip Code
City
Population ↓
83647Mountain Home22,952
83716Boise21,402
83648Mountain Home Afb3,219
83623Glenns Ferry1,521
83633King Hill502
83337Hill City29

Overview of ZIP Codes in Elmore County

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
6
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 6 ZCTAs in Elmore County, Idaho (US Census).

Sources

  1. US Census: 2025 Gazetteer Files
  2. US Census: ZIP Code Tabulation Areas (ZCTAs)

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