Applications/ Forms
04/11/2025
Address Matching System API (AMS API) License Agreement Modifications

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

Applications/ Forms
04/11/2025
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.

User Guides
04/10/2025
Informed Visibility Data Feed Instructions
Announcements
04/10/2025
DELIVERY - Southern Area – AR-OK District - Williford Post Office – Temporarily Suspended
Announcements
04/09/2025
INFORMATIONAL - USPS APIs Cloud Environment Scheduled Maintenance
Announcements
04/09/2025
INFORMATIONAL: July 2025 Market Dominant Price Change Filing Webinar - Friday, April 11, 2025 @ 1:00 pm (EST)
Announcements
04/09/2025
INFORMATIONAL: Scheduled Commercial Systems Activities - April 13, 2025
Announcements
04/09/2025
INFORMATIONAL: Organization Realignment - Sales and Strategic Accounts
Applications/ Forms
04/09/2025
USPS Population Mobility Trends License Agreement (Sample Only)
Announcements
04/08/2025
INFORMATIONAL: USPS APIs System Deployment - April 9, 2025