ZIP Code 98624

98624 is one of Washington's ZIP codes, delivering to addresses in Ilwaco, Pacific County.

City: Ilwaco
County: Pacific County
State: Washington
Prefix: 986xx

Where this code sits

98624 is part of the 986xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Ilwaco.

Ilwaco Washington ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 98624 delivers to without sharing its boundary.

ZIP codes nearest 98624

The ZIP codes whose reference points sit closest to 98624.
ZIP code	Distance	Delivers to
ZIP code 98644	1.4 mi	Seaview, WA
ZIP code 98631	4.5 mi	Long Beach, WA
ZIP code 98614	4.9 mi	Chinook, WA
ZIP code 97121	8.8 mi	Hammond, OR
ZIP code 98638	11 mi	Naselle, WA
ZIP code 97146	13 mi	Warrenton, OR
ZIP code 98637	13 mi	Nahcotta, WA
ZIP code 98640	13 mi	Ocean Park, 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 98624, plotted from its record coordinates.

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

Scope ZIP code 98624. 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.