09/03/2026
Provisioning Enterprise Payment (EPS) and USPS Ship (formerly Package Platform (PPC)) Data through Informed Visibility® (IV®)
This guide provides instructions for receiving Enterprise Payment System (EPS) and USPS Ship (formerly Package Platform Concept (PPC)) data through the IV Mail Tracking & Reporting (IV-MTR) application. Instructions include how to get access, create and manage a data feed, manage the address book, and manage data delegation.
09/03/2026
Informed Visibility® Mail Tracking & Reporting (IV®-MTR) User Guide
The User Guide describes the prerequisites for receiving mail tracking data through IV-MTR, the data provisioning options available, and how to use the application for tracking commercial domestic-bound barcoded letters and flats.
09/03/2026
Informed Visibility® Mail Tracking & Reporting (IV®-MTR) Mail.XML Guide
This guide provides information about using MailXML™ to receive mail tracking data through the IV-MTR application. Through Mail.XML, mailers can receive visibility information for letter and flat containers and handling units (trays, tubs, and sacks).
09/02/2026
09/02/2026
09/02/2026
USPS APIs Release Notes
For the latest updates, please review the USPS APIs Release Notes.
09/01/2026
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09/01/2026
09/01/2026
09/01/2026
MPE (Mail Processing Equipment) Service Provider Licensees
Marketing contact information for certified Mail Processing Equipment (MPE) licensees