ZIP Code 98584

98584 is one of Washington's ZIP codes, delivering to addresses in Shelton, Mason County.

City: Shelton
County: Mason County
State: Washington
Prefix: 985xx

Where this code sits

98584 is part of the 985xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Shelton.

Shelton Washington ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 98584 delivers to without sharing its boundary.

ZIP codes nearest 98584

The ZIP codes whose reference points sit closest to 98584.
ZIP code	Distance	Delivers to
ZIP code 98502	7.9 mi	Olympia, WA
ZIP code 98592	8.5 mi	Union, WA
ZIP code 98546	12 mi	Grapeview, WA
ZIP code 98505	12 mi	Olympia, WA
ZIP code 98506	13 mi	Olympia, WA
ZIP code 98548	15 mi	Hoodsport, WA
ZIP code 98524	15 mi	Allyn, WA
ZIP code 98557	15 mi	Mccleary, WA

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 98584, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 98584. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.