ZIP Code 98277

98277 is one of Washington's ZIP codes, delivering to addresses in Oak Harbor, Island County.

City: Oak Harbor
County: Island County
State: Washington
Prefix: 982xx

Where this code sits

98277 is part of the 982xx range, the group of codes handled by one mail processing centre. Oak Harbor is served by 2 ZIP codes in total; the full list, with the county each falls in, is on the Oak Harbor page.

Oak Harbor Washington ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 98277 delivers to without sharing its boundary.

ZIP codes nearest 98277

The ZIP codes whose reference points sit closest to 98277.
ZIP code	Distance	Delivers to
ZIP code 98278	2.3 mi	Oak Harbor, WA
ZIP code 98239	7.0 mi	Coupeville, WA
ZIP code 98257	8.1 mi	La Conner, WA
ZIP code 98282	11 mi	Camano Island, WA
ZIP code 98221	13 mi	Anacortes, WA
ZIP code 98238	14 mi	Conway, WA
ZIP code 98292	14 mi	Stanwood, WA
ZIP code 98253	15 mi	Greenbank, 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 98277, plotted from its record coordinates.

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

Scope ZIP code 98277. 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.