ZIP Code 98564

98564 is one of Washington's ZIP codes, delivering to addresses in Mossyrock, Lewis County.

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

Where this code sits

98564 is part of the 985xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Mossyrock.

Mossyrock Washington ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 98564 delivers to without sharing its boundary.

ZIP codes nearest 98564

The ZIP codes whose reference points sit closest to 98564.
ZIP code	Distance	Delivers to
ZIP code 98585	2.5 mi	Silver Creek, WA
ZIP code 98533	6.3 mi	Cinebar, WA
ZIP code 98582	7.1 mi	Salkum, WA
ZIP code 98356	11 mi	Morton, WA
ZIP code 98570	12 mi	Onalaska, WA
ZIP code 98542	13 mi	Ethel, WA
ZIP code 98649	17 mi	Toutle, WA
ZIP code 98591	17 mi	Toledo, 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 98564, plotted from its record coordinates.

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

Scope ZIP code 98564. 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.