In which county is ZIP code 98390 located?

ZIP 98390 is listed under Pierce County, WA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 98390: Sumner, WA

ZIP: 98390

County: Pierce County

Coordinates: 47.20990, -122.22800

ZIP Type: Standard

Time Zone: Pacific Time (PT)

This profile provides an in-depth look at ZIP code 98390, serving Sumner in WA. It lies in Pierce County and supports delivery, planning, and address verification.

Primary City	Sumner
ZIP Code	98390
County	Pierce County
State	WA
Latitude / Longitude	47.20990, -122.22800
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 98390 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 98390 are listed as 47.20990 / -122.22800, useful for GPS and service checks in and around Sumner, WA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 98390 for mail delivery and general location reference in Pierce County, WA.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Sumner within WA.

Frequently Asked Questions

What is the primary city for ZIP code 98390?

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

In which county is 98390 located?

ZIP code 98390 is situated within Pierce County, WA.

What are the coordinates for 98390?

The approximate center point is 47.20990 (Latitude) and -122.22800 (Longitude).

Is ZIP code 98390 active?

This page lists ZIP 98390 as Listed based on the latest refresh date shown above.

Does ZIP 98390 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