ZIP CODE: A TEN POSITION ALPHANUMERIC AND SPECIAL CHARACTER FIELD THAT INDICATES THE U.S. POSTAL SERVICE FIVE DIGIT ZIP CODE PLUS FOUR OR THE OPTIONAL CODE USED BY FOREIGN COUNTRIES IN PLACE OF A ZIP CODE.
Also written as: ZIP_POSTAL_ZONE
This is a free-text or numeric FLIS field — it has no enumerated code values. The definition above is its official cataloging meaning.
About ZIP
What is ZIP in FLIS / NSN cataloging?
ZIP (Zip) zIP CODE: A TEN POSITION ALPHANUMERIC AND SPECIAL CHARACTER FIELD THAT INDICATES THE U.S. POSTAL SERVICE FIVE DIGIT ZIP CODE PLUS FOUR OR THE OPTIONAL CODE USED BY FOREIGN COUNTRIES IN PLACE OF A ZIP CODE.
Last updated 2026-05-26. Published by DAITK™ against the U.S. Defense Logistics Agency (DLA) FLIS code dictionary, governed by DoD 4100.39-M (Federal Logistics Information System Procedures Manual).
The authoritative FLIS code dictionary published by DAITK™ — every cataloging field and value code, defined verbatim against the U.S. Defense Logistics Agency (DLA) FLIS standard, governed by DoD 4100.39-M. Authorized reference data, reproduced with attribution, not scraped.
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