ZIP Code 98612

98612 is one of Washington's ZIP codes, delivering to addresses in Cathlamet, Wahkiakum County.

City: Cathlamet
County: Wahkiakum County
State: Washington
Prefix: 986xx

Where this code sits

98612 is part of the 986xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Cathlamet.

Cathlamet Washington ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 98612 delivers to without sharing its boundary.

ZIP codes nearest 98612

The ZIP codes whose reference points sit closest to 98612.
ZIP code	Distance	Delivers to
ZIP code 98647	7.7 mi	Skamokawa, WA
ZIP code 97016	12 mi	Clatskanie, OR
ZIP code 98621	15 mi	Grays River, WA
ZIP code 98643	16 mi	Rosburg, WA
ZIP code 98632	19 mi	Longview, WA
ZIP code 98581	20 mi	Ryderwood, WA
ZIP code 97048	21 mi	Rainier, OR
ZIP code 97103	21 mi	Astoria, OR

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 98612, plotted from its record coordinates.

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

Scope ZIP code 98612. 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.