Data Files
01/06/2026
ACS Tables: PARS 2025

This spreadsheet contains 12 tables outlining ACS volume and cost for UAA Mail from FY2025.

Data Files
01/06/2026
Base Tables: PARS 2025

This spreadsheet contains 44 base tables focusing on postal operations, cost, and volume of handling UAA mail from FY2025.

Data Files
01/06/2026
Class Tables: PARS 2025

This spreadsheet contains 64 class tables that provide cost and volume by class of mail, presort category, and shape from FY2025.

Data Files
01/06/2026
Volume Tables: PARS 2025

This spreadsheet contains 3 volume tables that provide summary data by class of mail, shape, presort category, and disposition of UAA Mail.

Data Files
01/06/2026
Undeliverable-as-Addressed (UAA) Mail Roll-Up 1998-2025

This spreadsheet provides a breakdown of Total UAA mail by mail class from FY1998 thru FY2025.

Data Files
01/06/2026
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.

Data Files
01/05/2026
***Updated - New Areas*** - Area District 5-digit ZIP Codes (AREADIST_ZIP5.TXT)
Data Files
01/05/2026
City/State ZIP Code Weekly Compare
Data Files
01/05/2026
3 Digit ZIP/AISU Office List (AISUREPT.TXT)
Data Files
01/05/2026
AIS Congressional District File (CONG_DIST.TXT)