ZIP Codes in Mcchord Afb, WA
Mcchord Afb uses 1 ZIP code, all in Pierce County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 1 Mcchord Afb ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 98438 | standard | Pierce | 613 |
Finding a ZIP+4 in Mcchord Afb
Knowing which of these 1 ZIP codes covers an address only gets you partway. The four-digit extension identifies the specific delivery point — typically one side of one block. Two houses facing each other on the same Mcchord Afb street almost always have different ZIP+4 codes even though they share all five leading digits.
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