Zone Analysis Program (ZAP) Technical Guide

This guide details the technical specifications for ZAP.

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.

eVS Publication 205

Updated version of Pub. 205 to align with the January 2019 price change. 

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.

Traditional ACS™ with Shipper Paid Services Technical Guide

This document is a guide that provides technical information about Traditional ACS™ with shipper paid services.

Intelligent Mail® Package Barcode (IMpb) ACS™ Technical Guide

Technical guide for users of Intelligent Mail® Package Barcode (IMpb) Address Change Services (ACS). Includes a solution overview, features, participation requirements, and service endorsement options.

Picture Permit™ Indicia (PPI) Product Requirements

A guide to the PPi program that includes the following: background and product description, product parameters, registration and application requirements, mailing submission requirements, permit imprint requirements, picture permit design requirements, technical information, and program office contact information. 

Picture Permit™ Indicia (PPI) Technical Requirements Version 7.0

USPS Picture Permit™ indicia (PPI) provides organizations the opportunity to include their corporate logo, brand images, or trademarks in the permit indicia space of First-Class Mail® automation letters and postcards, and all USPS Marketing Mail™ letters. The addition of images to the permit imprint indicia has the potential of increasing open rates and enhancing the value of the mail.

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.

Updated Mail Category Codes for January 2019 Price Change