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Postal Encyclopedia

Address Block

Delivery address area

Addressing & ListsUpdated 2026-07-24

The area on a mailpiece that holds the recipient name, delivery address, city, state, ZIP Code, and often the Intelligent Mail barcode.

Definition reviewed 2026-07-24. This is a plain-English Plavidian reference; for USPS terms, the Domestic Mail Manual is the authority. For your own job, the final mail class, postage, and preparation are confirmed after list processing and production review.

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