User Guides
03/23/2026
Customer Guide: Manage MGI Service Request Access and Ownership
FAQs
03/23/2026
Mail Growth Incentives FAQs
Data Files
03/23/2026
***Updated - New Areas*** - Area District 5-digit ZIP Codes (AREADIST_ZIP5.TXT)
Data Files
03/23/2026
City/State ZIP Code Weekly Compare
Data Files
03/23/2026
3 Digit ZIP/AISU Office List (AISUREPT.TXT)
Data Files
03/23/2026
AIS Congressional District File (CONG_DIST.TXT)
Data Files
03/23/2026
AIS County Name Table Layout (AISCNTY.TXT)
Data Files
03/23/2026
AMS County Name Table (COUNTY_NAME_TABLE.TXT)
Contact Lists
03/23/2026
AMS Address Report: AISU Mailing List (ADDRREPT.TXT)
Data Files
03/23/2026
AISU ZIP Code Record and AISU Address Record Descriptions (AISULOUT.TXT)
Data Files
03/23/2026
AISU ZIP Code File (AISUZIPS.TXT)
Data Files
03/23/2026
AISU Contact Information (AISUADDR.TXT)
Data Files
03/23/2026
Area District Finance File Specification (AREA_DIST_LAYOUT.TXT)
Data Files
03/23/2026
Area District Finance File (AREADIST.TXT)
Data Files
03/23/2026
Area/District 3-digit and 5-digit ZIP Code Assignments (AREA_DIST_ZIP.TXT)
Data Files
03/23/2026
Move to Competitive Street Addressing (MTC SA) List

This .txt file contains the MTC SA List.

Announcements
03/20/2026
INFORMATIONAL - USPS Ship (PPC) – Updated Package Transactions Details Data Feed
Release Notes
03/20/2026
May 3 2026 Release Notes
Announcements
03/20/2026
INFORMATIONAL - Upcoming Cust Reg Maintenance - April 18, 2026 (03.20.2026)
Release Notes
03/20/2026
March 29 2026 FAST Release Notes
Release Notes
03/20/2026
March 25 2026 Release Notes
Data Files
03/20/2026
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
03/20/2026
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
03/19/2026
Professional Development Series - Leadership: A Call to Action with Mark Fallon

 

https://usps.zoomgov.com/rec/share/W1LoGLcp2VsYqSQxzAC00vsj9aT_wKh0Z-aGODakEAwA8gRB7QvWTlKfssdTrBkX.-Mnc0QvRx8KrGNog

Passcode: Q?l99E08

 

Release Notes
03/19/2026
PTR2 Release Notes_DD_03_21_26