In which county is ZIP code 83402 located?

ZIP 83402 is listed under Bonneville, ID.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 83402: Idaho Falls, ID

ZIP: 83402

County: Bonneville

Coordinates: 43.49340, -112.05780

ZIP Type: Standard

Time Zone: Mountain Time (MT)

Get a reliable snapshot of the Idaho Falls, ID postal area 83402. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Idaho Falls
ZIP Code	83402
County	Bonneville
State	ID
Latitude / Longitude	43.49340, -112.05780
ZIP Type	Standard
Time Zone	Mountain Time (MT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 83402 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 83402 is commonly represented around 43.49340, -112.05780. These coordinates help identify the general area within Bonneville, ID.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 83402 for mail delivery and general location reference in Bonneville, ID.

This ZIP may extend beyond the city core into nearby communities within Bonneville.

Related ZIP Codes (Nearby)

Explore other postal codes near Idaho Falls within ID.

Frequently Asked Questions

What is the primary city for ZIP code 83402?

The primary city for this ZIP code is Idaho Falls, located in ID.

In which county is 83402 located?

ZIP code 83402 is situated within Bonneville, ID.

What are the coordinates for 83402?

The approximate center point is 43.49340 (Latitude) and -112.05780 (Longitude).

Is ZIP code 83402 active?

This page lists ZIP 83402 as Listed based on the latest refresh date shown above.

Does ZIP 83402 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

Methodology & Data Notes

How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.

Page updated: 2026-01-08