Box Elder County ZIP Codes
Utah, United States · 18 codes
Box Elder County in Utah has 18 ZIP codes, from 84301 to 84340, serving 18 places.
ZIP codes in Box Elder
Frequently asked questions
What is the ZIP code of Box Elder?
Box Elder has 18 ZIP codes, from 84301 to 84340. The table lists the places each one serves.
How many places are listed in Box Elder County?
18 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.