ZIP Code 98531

98531 is one of Washington's ZIP codes, delivering to addresses in Centralia, Lewis County.

City: Centralia
County: Lewis County
State: Washington
Prefix: 985xx

Where this code sits

98531 is part of the 985xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Centralia.

Centralia Washington ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 98531 delivers to without sharing its boundary.

ZIP codes nearest 98531

The ZIP codes whose reference points sit closest to 98531.
ZIP code	Distance	Delivers to
ZIP code 98544	3.1 mi	Galvin, WA
ZIP code 98532	6.0 mi	Chehalis, WA
ZIP code 98530	6.8 mi	Bucoda, WA
ZIP code 98579	7.4 mi	Rochester, WA
ZIP code 98522	8.0 mi	Adna, WA
ZIP code 98565	11 mi	Napavine, WA
ZIP code 98589	11 mi	Tenino, WA
ZIP code 98556	13 mi	Littlerock, 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 98531, plotted from its record coordinates.

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

Scope ZIP code 98531. 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.