ZIP Code 98380

98380 is one of Washington's ZIP codes, delivering to addresses in Seabeck, Kitsap County.

City: Seabeck
County: Kitsap County
State: Washington
Prefix: 983xx

Where this code sits

98380 is part of the 983xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Seabeck.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 98380 delivers to without sharing its boundary.

ZIP codes nearest 98380

The ZIP codes whose reference points sit closest to 98380.
ZIP code	Distance	Delivers to
ZIP code 98320	6.8 mi	Brinnon, WA
ZIP code 98312	8.1 mi	Bremerton, WA
ZIP code 98383	9.3 mi	Silverdale, WA
ZIP code 98315	9.9 mi	Silverdale, WA
ZIP code 98314	11 mi	Bremerton, WA
ZIP code 98393	11 mi	Tracyton, WA
ZIP code 98555	11 mi	Lilliwaup, WA
ZIP code 98337	11 mi	Bremerton, 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 98380, plotted from its record coordinates.

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

Scope ZIP code 98380. 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.