Tech Guides
06/01/2022
06/01/2022
Informed Delivery API Technical Specifications v4.0.1 6-1-2022
This is the Technical Specifications guide for the Informed Delivery API - Release 4.0.1
Technical Specifications
06/01/2022
06/01/2022
Informed Delivery API XML Schemas-Release 4.0.1_6-1-2022
This is a ZIP file of the XML schemas for the 4.0.1 release of the Informed Delivery API.
Data Files
06/01/2022
06/01/2022
May 2022 Nixie Volume
This spreadsheet contains the UAA statistics for May 2022.
Announcements
05/28/2022
05/28/2022
Announcements
05/27/2022
05/27/2022
Technical Specifications
05/27/2022
05/27/2022
Labeling List Changes Effective July 1, 2022
Effective July 1, 2022, we are revising Labeling List(s) L001, L006, L007, 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, 2022, effective date, but no later than August 31, 2022, expiration date. The changes will be published in the Postal Bulletin, Issue #22600.
Announcements
05/26/2022
05/26/2022
Announcements
05/26/2022
05/26/2022
Announcements
05/25/2022
05/25/2022