A USPS class for advertising and promotional mail. It has lower postage than First-Class but different forwarding/return treatment by default.
Marketing Mail
Updated 2026-07-24
Advertising/promotional mail class
Mail Classes & Rates
Definition reviewed 2026-07-24. Plavidian reference, written from the USPS Domestic Mail Manual. Final mail classification, postage, and preparation are confirmed after list processing and production review.
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