ZIP Code 98538

98538 is one of Washington's ZIP codes, delivering to addresses in Curtis, Lewis County.

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

Where this code sits

98538 is part of the 985xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Curtis.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 98538 delivers to without sharing its boundary.

ZIP codes nearest 98538

The ZIP codes whose reference points sit closest to 98538.
ZIP code	Distance	Delivers to
ZIP code 98581	9.7 mi	Ryderwood, WA
ZIP code 98572	10 mi	Pe Ell, WA
ZIP code 98522	10 mi	Adna, WA
ZIP code 98596	11 mi	Winlock, WA
ZIP code 98593	11 mi	Vader, WA
ZIP code 98539	12 mi	Doty, WA
ZIP code 98565	13 mi	Napavine, WA
ZIP code 98532	13 mi	Chehalis, 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 98538, plotted from its record coordinates.

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

Scope ZIP code 98538. 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.