Retail Distribution Codes (RDC) Assignment File Compressed

This document provides information on the Retail Distribution Codes (RDC) Assignment File.

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.

May 2024 Nixie Volume

This spreadsheet contains the UAA statistics for May 2024.

Labeling List Changes Effective July 1, 2024

Effective July 1, 2024, we are revising Labeling List(s) L001, L009, L011, L012, L201, L606, and L607 to reflect changes in mail processing operations. Mailers are expected to label according to these revised lists for mailings that are inducted on or after the July 1, 2024, effective date, but no later than August 31, 2024, expiration date. The changes will be published in the Postal Bulletin, Issue #22652.


 

Known Issues List 5-13-2024

April 2024 Nixie Volume

This spreadsheet contains the UAA statistics for April 2024.

Mail Direction (MDFv4) Errata File

Mail Direction (MDFv1) Errata File

Please note that this does not include changes for Gary or South Suburban ZIP Codes.

Undeliverable-as-Addressed (UAA) Statistics by Mailing Industry Quarterly Report (Q2 FY24)

ACS Nixie stats by industry for FY24 Q2.

March 2024 Nixie Volume

This spreadsheet contains the UAA statistics for March 2024.