Data Files
12/01/2022
Retail Distribution Codes (RDC) Assignment File

This downloadable file provides information on the Retail Distribution Codes (RDC) Assignment.

Data Files
12/01/2022
Retail Distribution Codes (RDC) Assignment File Compressed

This document provides information on the Retail Distribution Codes (RDC) Assignment File. The file attached is compressed.  

Data Files
12/01/2022
Early Warning System (EWS002C0.ZIP)

This document contains the Early Warning System data file for the CASS™ and MASS™ certification process.

 

Announcements
11/30/2022
Announcements
11/30/2022
Data Files
11/30/2022
Labeling List Changes Effective January 1, 2023

Effective January 1, 2023, we are revising Labeling List(s) L007, L009, L011, L012, L014, L201, and L606 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 January 1, 2023, effective date, but no later than February 28, 2023, expiration date. The changes will be published in the Postal Bulletin, Issue #22613.

Announcements
11/29/2022
Data Files
11/28/2022