Fact Sheets
11/12/2025
USPS Ship Package Data Feeds

This document outlines the steps for shippers to access package data feeds through the USPS Informed Visibility Mail Tracking & Reporting (IV-MTR) application.

  • 11/12/2025

    Addressing API Specifications

  • 11/12/2025

    Addressing API - Vendors

  • 11/12/2025

    Addressing API - End Users - Tech Sheet

    • Announcements
    11/10/2025
    INFORMATIONAL - CY2026 Promotions Webinar
    Announcements
    11/10/2025
    INFORMATIONAL - Service Improvement through Increased Capacity
  • 11/10/2025

    National Change of Address - API

    • User Guides
    11/10/2025
    2026 Integrated Technology Enrollment Guide
    Announcements
    11/07/2025
    DELIVERY - Atlantic Area – North Carolina District Chapel Hill PO (27514) - Resumed
    User Guides
    11/07/2025
    Viewing MGI Credit Balances and Postage Statements
    Announcements
    11/07/2025
    Updates from the National PCC Program Office
    Announcements
    11/06/2025
    INFORMATIONAL - API System Maintenance November 19, 2025
    Announcements
    11/06/2025
    INFORMATIONAL - USPS APIs System Maintenance - 11-6-2025
    Announcements
    11/06/2025
    INFORMATIONAL - UPS Air Cargo Accident 11-4-2025
    Release Notes
    11/06/2025
    November 6 2025 Release Notes
    Announcements
    11/05/2025
    INFORMATIONAL – Register Early for NPF 2026
    Announcements
    11/05/2025
    Register Early for NPF 2026 and Take Advantage of Unbeatable Savings
    Announcements
    11/05/2025
    INFORMATIONAL - International Service Resumption of Mail - November 7, 2025
    Announcements
    11/04/2025
    DELIVERY - Atlantic Area CT District Moosup Post Office 06354 Resumes Operations
    Announcements
    11/04/2025
    INFORMATIONAL - USPS APIs System Maintenance November 4, 2025
    Announcements
    11/04/2025
    INFORMATIONAL - Mail Growth Incentive 2024 Postage Credits Expire
    Announcements
    11/03/2025
    INFORMATIONAL - Web Tools API Migration
    Data Files
    11/03/2025
    October 2025 Nixie Volume

    This spreadsheet contains the UAA statistics for October 2025.

    Announcements
    11/03/2025
    INFORMATIONAL - Envelope Change from Tyvek to Poly
    Announcements
    10/31/2025
    DELIVERY – Atlantic Area – New Jersey – Milford, NJ Post Office 08848 - Office Temporarily Closed