Tech Guides
Zone Charts Matrix Technical Guide

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, Matrix Zone Determination.

Tech Guides
Tech Guides
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.

Tech Guides
ACS™ File Format Technical Guide

This document contains the technical guide for ACS file format.

Tech Guides
Trailing Edge Die-Cut (Ted-C) Letters Template

Template instructions for Trailing Edge Die-Cut (Ted-C) Letters.

Tech Guides
Informed Visibility® Mail Tracking & Reporting (IV®-MTR) Mail.XML Guide

This guide provides information about using MailXML™ to receive mail tracking data through the IV-MTR application. Through Mail.XML, mailers can receive visibility information for letter and flat containers and handling units (trays, tubs, and sacks).

Tech Guides
Presort Accuracy, Validation, and Evaluation (PAVE™) Technical Guide

This technical guide provides details on the PAVE certification process.

Tech Guides
Zone Analysis Program (ZAP) Technical Guide

This guide details the technical specifications for ZAP.

Tech Guides
Address Information System (AIS) Products Technical Guide

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