FAQs
08/12/2026
USPS PTR2 API Known Issues
  • 08/12/2026

    Mailers Technical Advisory Committee (MTAC) Membership Roster and Vacancies

    • Data Files
    08/12/2026
    Informed Visibility® Mail Tracking & Reporting (IV®-MTR) Development Tracker

    This document provides a list of active IV-MTR work to be as well as items completed in FY25.

     

    *Please note, Postal Pro is the only source for a current IV-MTR Development log as updates will be made on an ongoing basis.

    Release Notes
    08/12/2026
    USPS APIs Release Notes

    For the latest updates, please review the USPS APIs Release Notes.

    Release Notes
    08/12/2026
    Informed Visibility® Mail Tracking & Reporting (IV®-MTR) Release Notes

    These release notes summarize new features and enhancements implemented in deployments to the IV-MTR application.

    Presentations
    08/11/2026
    Mini Cafe Part Two - Informed Delivery for PCCs
     
    Contact Lists
    08/11/2026
    Mail Service Provider (MSP) - Full-Service Certified Mailers

    A Mail Service Provider (MSP) offers a variety of solutions to prepare and present Full-Service presort mailings. For more information regarding Certified MSPs, please follow this link: https://postalpro.usps.com/full-service-cert/fact-sheet

     

    FAQs
    08/10/2026
    Modernization of Address Processing with APIs - Q & A
    Fact Sheets
    08/10/2026
    USPS Addresses API - Completing PS Form 3553
    Announcements
    08/10/2026
    INFORMATIONAL - Commercial System Releases – Week of August 15, 2026