Fact Sheets
05/16/2019
Licensing Fees

This document contains information about licensing fees for USPS® Licensed Products.

Applications/ Forms
04/05/2019
Address Matching System API (AMS API) Sample License Agreement

United States Postal Service® sample license agreement for the Address Matching System Application Program Interface (AMS API) Product.

Applications/ Forms
04/05/2019
Address Matching System API (AMS API) License Agreement Modification

This Modifications document lists the changes to the current Address Matching System Application Program Interface (AMS API) Product License Agreement.

Applications/ Forms
04/05/2019
Address Matching System API (AMS API) License Agreement Modification

This Modifications document lists the changes to the current Address Matching System Application Program Interface (AMS API) Product License Agreement.

Applications/ Forms
04/05/2019
Address Matching System API (AMS API) Sample License Agreement

United States Postal Service® sample license agreement for the Address Matching System Application Program Interface (AMS API) Product.

Fact Sheets
01/28/2019
Address Matching System API (AMS API) Licensing Fees

This document outlines the AMS API prorated fee structure.

Applications/ Forms
01/28/2019
Address Matching System API (AMS API) Order Form

Order form for the AMS API product.

Applications/ Forms
01/28/2019
Address Matching System API (AMS API) Order Form

Order form for the AMS API product.

Fact Sheets
01/28/2019
Address Matching System API (AMS API) Licensing Fees

This document outlines the AMS API prorated fee structure.

Announcements
08/21/2018
Announcements
06/18/2018
Announcements
04/18/2017
AMS API SHA-256 Data Conversions

Primary Audience: AMS API Licensees

Announcements
01/23/2017
Licensing Announcement: SHA‐256 Data Collisions (Hash Products Only) (1/23/2017)

Due to density‐related collisions that are specific to binary hash tables, there are a small number of differences when comparing SHA‐1 and SHA‐256 results.

Announcements
01/23/2017
AMS API Prorated Fee Structure

Current prorated fee schedule for Address Matching System (AMS) Application Programming Interface (API). 

Announcements
01/05/2017
Licensing Announcement: SHA‐256 Products on EPF

To comply with the recommendations from the December 2014 Office of Inspector General (OIG) audit of the NCOALink® program, the USPS® will transition the monthly AMS API data from SHA‐1 to SHA‐256 technology as the method for data encryption.

Announcements
11/02/2016
AMS API Transition to SHA-256 Technology

Primary Audience: AMS API Licensees

Release Notes
08/26/2016
Updated Rest Web Services Documentation

The Electronic Product Fulfillment (EPF) REST Web Services document has been updated to include both USPS® and Akamai server calls.

Announcements
07/27/2016
Licensing Announcement: Updated Electronic Product Fulfillment (EPF) Download Manager (July 27, 2016)

Download Managaer for DSF2®, DPV®, NCOALink®, SuiteLink®,  and AMS API.

Announcements
06/14/2016
Address Matching System API (AMS API) Renewal Period Reminder

As a reminder, to align with the terms set forth in license agreements for other USPS® Licensed Products, the license terms for the AMS API Product were modified to the license term year of October 1 through September 30.

Publications
03/07/2016
Domestic Mail Manual (DMM®) 509: Address Information System Products

Address Management provides services that enable customers to manage thequality of their mailing lists while maximizing the Postal Service's ability to efficiently deliver mail.

Announcements
03/14/2014
Licensing Announcement: Reminder on Electronic Product Fulfillment (EPF) Server Migration

As a reminder, the Electronic Product Fulfillment (EPF) website will be migrated to a new server Saturday, March 15.

Announcements
07/13/2007
Licensing Announcement: Coding Accuracy Support System (CASS™) Cycle L Reminder

As a reminder, the CASS™ 2006-2007 (Cycle K) version of the AMS API Product ceased to function effective August 1, 2007.