Tech Guides
09/07/2022
Informed Delivery API Technical Specifications v4.1.0 9-1-2022

This is the Technical Specifications guide for the Informed Delivery API - Release 4.1.0 on 9/1/2022

Tech Guides
07/11/2022
CASS™ Technical Guide for Cycle O - DRAFT

This document provides a technical guide for the CASS™ product. The CASS certification process is designed in cooperation with the mailing industry to improve the accuracy and deliverability of addresses for mail qualifying for postal discounts.

Tech Guides
07/01/2022
Informed Delivery Mail.XML Mailer Guide

This is a guide for submitting campaigns to PostalOne! via Mail.XML.

Tech Guides
07/01/2022
Informed Delivery Mail.dat Mailer Guide

This is the mailer guide for creating campaigns via Mail.dat and submitting them to PostalOne! via eDoc submission.

Tech Guides
06/30/2022
Zone Charts Matrix Technical Guide (Effective July 10, 2022)

This guide details technical information about the National Zone Charts Matrix. A few topics in this guide include Defining a Zone, Matrix File General Information, and Matrix Zone Determination.

Tech Guides
06/28/2022
Informed Delivery Mailer Onboarding Guide

This is the Mailer Onboarding Guide to assist in the initial set up to submit Informed Delivery Campaigns via eDoc in the CAT (Customer Acceptance Testing) environment. This covers how to set up a CAT Business Customer Gateway (BCG) account and permit for testing Mail.dat and Mail.XML eDoc submissions that include campaign data to create Informed Delivery Campaigns via PostalOne!

All new BCG accounts will need to be verified and approved by the CAT Help Desk before they can be used for testing.

Tech Guides
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

Tech Guides
05/24/2022
PostalOne! Release 55.0.0.0 Mail.XML TEM WSDLs

This ZIP file contains the Web Services Description Language (WSDL) and XML Schema Definition (XSD) files for Mail.XML™ TEM Release 55.0.0.0