In which county is ZIP code 99158 located?

ZIP 99158 is listed under Whitman, WA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 99158: Oakesdale, WA

ZIP: 99158

County: Whitman

Coordinates: 47.12820, -117.24270

ZIP Type: Standard

Time Zone: Pacific Time (PT)

Explore detailed information for ZIP code 99158 in Oakesdale, WA. We include verified county details for Whitman plus key geographic references used for mapping and logistics.

Primary City	Oakesdale
ZIP Code	99158
County	Whitman
State	WA
Latitude / Longitude	47.12820, -117.24270
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 99158 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 99158 are listed as 47.12820 / -117.24270, useful for GPS and service checks in and around Oakesdale, WA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 99158 for mail delivery and general location reference in Whitman, WA.

Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Oakesdale.

Related ZIP Codes (Nearby)

Explore other postal codes near Oakesdale within WA.

Frequently Asked Questions

What is the primary city for ZIP code 99158?

The primary city for this ZIP code is Oakesdale, located in WA.

In which county is 99158 located?

ZIP code 99158 is situated within Whitman, WA.

What are the coordinates for 99158?

The approximate center point is 47.12820 (Latitude) and -117.24270 (Longitude).

Is ZIP code 99158 active?

This page lists ZIP 99158 as Listed based on the latest refresh date shown above.

Does ZIP 99158 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