Identify the Sectional Center Facility (SCF) , a major mail-sorting hub.
Use this for a more precise 9-digit code (e.g., 83702-1234). Quick Reference for Major Idaho Cities Primary ZIP Code Boise Pocatello Idaho Falls Twin Falls Coeur d'Alene Best Practices for Addressing Mail Use All Caps: The USPS prefers "ZIP Code" in uppercase. Id.zip
If you need to look up a specific code for an address, use these official resources: Identify the Sectional Center Facility (SCF) , a
The ZIP Code should always be the very last part of the address line. Identify the Sectional Center Facility (SCF)
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The search result for likely refers to the Zone Improvement Plan (ZIP) Codes used specifically within the state of Idaho (ID) . Idaho ZIP Code Structure