Address Information System (AIS) Products Technical Guide

The Address Information System (AIS) Products Technical Guide contains documentation on all AIS products, including RDI™, Z4Change, ZIPMove, ZIP + 4^®, Five-Digit ZIP^®, eLOT^®, Carrier Route, City State, and Delivery Statistics.

How to Access the SPM Exclusions by CRID Application

Step-by-step instructions on how access the SPM Exclusions by CRID application through the Business Customer Gateway.

IV-MTR API Developer Toolkit

The Developer Toolkit provides information about using the Informed Visibility® Mail Tracking & Reporting (IV®-MTR) Application Programming Interface (API). The API enables the mailing industry to integrate mobile and web-based applications with near real-time IV-MTR data through a lightweight data exchange.

2022 Informed Delivery Promotion Technical Implementation Guide for Mailers

Informed Delivery Mail.XML Mailer Guide

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

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.

Publication 205 Electronic Verification System (eVS®) Business and Technical Guide

NCOALink® User Technical Reference Guide

This document is a technical reference guide for NCOA^Link®.

PostalOne! Release 54.0.0.0 Mail.XML CAT WSDLs

This ZIP file contains the Web Services Description Language (WSDL) and XML Schema Definition (XSD) files for Mail.XML™ CAT Release 54.0.0.0

PostalOne! Release 54.0.0.0 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 54.0.0.0