ZIP Code 98438

98438 is one of Washington's ZIP codes, delivering to addresses in Mcchord Afb, Pierce County.

City: Mcchord Afb
County: Pierce County
State: Washington
Prefix: 984xx

Where this code sits

98438 is part of the 984xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Mcchord Afb.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 98438 delivers to without sharing its boundary.

253 Area code 253

ZIP codes nearest 98438

The ZIP codes whose reference points sit closest to 98438.
ZIP code	Distance	Delivers to
ZIP code 98418	1.1 mi	Tacoma, WA
ZIP code 98417	1.5 mi	Tacoma, WA
ZIP code 98419	1.5 mi	Tacoma, WA
ZIP code 98448	1.5 mi	Tacoma, WA
ZIP code 98490	1.5 mi	Tacoma, WA
ZIP code 98405	1.6 mi	Tacoma, WA
ZIP code 98409	1.6 mi	Tacoma, WA
ZIP code 98408	1.7 mi	Tacoma, 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 98438, plotted from its record coordinates.

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

Scope ZIP code 98438. 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.