Publications
03/02/2026
PCC Events (March 2026)
Data Files
03/02/2026
February 2026 Nixie Volume

This spreadsheet contains the UAA statistics for February 2026.

Announcements
03/02/2026
INFORMATIONAL - Federal Register - Manifest Mailing System Retiring
Announcements
03/02/2026
INFORMATIONAL - NCOA API Launching July 2026
Release Notes
03/02/2026
PTR2 Release Notes_DD_02_28_26
Error Codes
03/02/2026
Known Issues List 3.2.2026
Data Files
03/02/2026
Informed Visibility Mail Tracking & Reporting Machine Count

List of US Postal Service machines by site, including a description of each machine.

Data Files
03/02/2026
ZIP Codes by Area and District codes

The Excel spreadsheet lists ZIP Codes with the associated Area and District Codes.  

Data Files
03/02/2026
***Updated - New Areas*** - Area District 5-digit ZIP Codes (AREADIST_ZIP5.TXT)
Data Files
03/02/2026
USPS Ship Data Dictionary

Detailed information on the USPS Ship (Formerly Package Platform) data elements available through the Informed Visibility Mail Tracking & Reporting (IV-MTR) application. Please note that items in bold text were updated or added recently.