06/07/2022
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
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.
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.
03/22/2022
03/03/2022
Labeling List Changes Effective April 1, 2022
Effective April 1, 2022, we are revising Labeling List(s) L006, L012, 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 April 1, 2022, effective date, but no later than May 31, 2022, expiration date. The changes will be published in the Postal Bulletin, Issue #22593.
12/10/2021
USPS® Blue Collection Box Location Dataset Internal Control Document
The dataset contains the United States Postal Service® collection box locations and includes times when the mail is collected from these boxes.
12/10/2021
USPS® Post Office Location Dataset Internal Control Document
The dataset contains the United States Postal Service® Post Office locations including the services provided and hours of operations. It also includes the Contract Post Office locations where USPS® products and service can be found.
12/10/2021
Mail.XML Technical Specifications R54.0.0.0 V3
This document contains information pertaining to Mail.XML and the USPS PostalOne! Release 54.0.0.0 taking place in January 2022.
12/10/2021