Presentations
04/21/2026
July 2026 Market Dominant Price Change Filing

If you missed the session—or would like to revisit this informative presentation—you can access both the presentation slides and the full webinar recording at the link below:

 

To view Webinar click here:

Announcements
04/20/2026
INFORMATIONAL - USPS APIs System Notification April 23, 2026
Announcements
04/20/2026
INFORMATIONAL - Last Chance - Register Today for the 2026 National Postal Forum
Announcements
04/20/2026
INFORMATIONAL - Expansion of Daily Webinar Series – API Package Tracking Access Control, Address & NCOA APIs through July 24, 2026
Data Files
04/20/2026
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.

Data Files
04/20/2026
***Updated - New Areas*** - Area District 5-digit ZIP Codes (AREADIST_ZIP5.TXT)
Data Files
04/20/2026
City/State ZIP Code Weekly Compare
Data Files
04/20/2026
3 Digit ZIP/AISU Office List (AISUREPT.TXT)
Data Files
04/20/2026
AIS Congressional District File (CONG_DIST.TXT)
Data Files
04/20/2026
AIS County Name Table Layout (AISCNTY.TXT)