In which county is ZIP code 99161 located?

ZIP 99161 is listed under Whitman, WA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 99161: Palouse, WA

ZIP: 99161

County: Whitman

Coordinates: 46.90760, -117.08550

ZIP Type: Standard

Time Zone: Pacific Time (PT)

Get a reliable snapshot of the Palouse, WA postal area 99161. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Palouse
ZIP Code	99161
County	Whitman
State	WA
Latitude / Longitude	46.90760, -117.08550
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 99161 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 99161 is commonly represented around 46.90760, -117.08550. These coordinates help identify the general area within Whitman, WA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 99161 for mail delivery and general location reference in Whitman, WA.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Palouse within WA.

Frequently Asked Questions

What is the primary city for ZIP code 99161?

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

In which county is 99161 located?

ZIP code 99161 is situated within Whitman, WA.

What are the coordinates for 99161?

The approximate center point is 46.90760 (Latitude) and -117.08550 (Longitude).

Is ZIP code 99161 active?

This page lists ZIP 99161 as Listed based on the latest refresh date shown above.

Does ZIP 99161 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