ZIP Code 98621

98621 is one of Washington's ZIP codes, delivering to addresses in Grays River, Wahkiakum County.

City: Grays River
County: Wahkiakum County
State: Washington
Prefix: 986xx

Where this code sits

98621 is part of the 986xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Grays River.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 98621 delivers to without sharing its boundary.

ZIP codes nearest 98621

The ZIP codes whose reference points sit closest to 98621.
ZIP code	Distance	Delivers to
ZIP code 98643	4.6 mi	Rosburg, WA
ZIP code 98647	8.4 mi	Skamokawa, WA
ZIP code 98638	10 mi	Naselle, WA
ZIP code 98554	15 mi	Lebam, WA
ZIP code 98612	15 mi	Cathlamet, WA
ZIP code 97103	17 mi	Astoria, OR
ZIP code 98614	18 mi	Chinook, WA
ZIP code 98561	19 mi	Menlo, 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 98621, plotted from its record coordinates.

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

Scope ZIP code 98621. 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.