In which county is ZIP code 97838 located?

ZIP 97838 is listed under Umatilla, OR.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 97838: Hermiston, OR

ZIP: 97838

County: Umatilla

Coordinates: 45.84500, -119.28490

ZIP Type: Standard

Time Zone: Pacific Time (PT)

Get a reliable snapshot of the Hermiston, OR postal area 97838. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Hermiston
ZIP Code	97838
County	Umatilla
State	OR
Latitude / Longitude	45.84500, -119.28490
ZIP Type	Standard
Time Zone	Pacific Time (PT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 97838 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 97838 is approximately 45.84500 (latitude) and -119.28490 (longitude). This location sits within Umatilla, contributing to regional planning across OR.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 97838 for mail delivery and general location reference in Umatilla, OR.

Some addresses near Hermiston may share this ZIP due to delivery routing and local service areas.

Related ZIP Codes (Nearby)

Explore other postal codes near Hermiston within OR.

Frequently Asked Questions

What is the primary city for ZIP code 97838?

The primary city for this ZIP code is Hermiston, located in OR.

In which county is 97838 located?

ZIP code 97838 is situated within Umatilla, OR.

What are the coordinates for 97838?

The approximate center point is 45.84500 (Latitude) and -119.28490 (Longitude).

Is ZIP code 97838 active?

This page lists ZIP 97838 as Listed based on the latest refresh date shown above.

Does ZIP 97838 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