Publications
10/14/2025
Combined Service Standard Directory-FCM
Publications
10/14/2025
3D Base Service Standard Directory
Data Files
10/14/2025
Cumulative Listing of ZIP Codes Covered by the LACS Database

This document provides a cumulative listing of ZIP Codes covered by the LACS database for LACSLink®.

Announcements
10/10/2025
DELIVERY - Atlantic Area - North Carolina District Stella Post Office (28582) Permanently Closed
Announcements
10/10/2025
INFORMATIONAL - 2026 Mailing Promotions Kickoff Webinar
Presentations
10/10/2025
WestPac AIM - USPS Mail Growth Incentive - September 10, 2025
Presentations
10/10/2025
AIM Meeting WestPac Area - September 10, 2025
Announcements
10/09/2025
INFORMATIONAL - USPS APIs System Maintenance October 12, 2025
User Guides
10/09/2025
Provisioning Mail Quality Data with Informed Visibility® Mail Tracking and Reporting

Mail Quality Data (MQD-IV) leverages the Informed Visibility® Mail Tracking & Reporting (IV®-MTR) application to enable mailers to receive uncapped Mail Quality Data. Detailed error data from the Mailer Scorecard is available for Full Service, Move Update, eInduction, and Seamless Acceptance.

Contact Lists
10/09/2025
Mail Service Provider (MSP) - Full-Service Certified Mailers

A Mail Service Provider (MSP) offers a variety of solutions to prepare and present Full-Service presort mailings. For more information regarding Certified MSPs, please follow this link: https://postalpro.usps.com/full-service-cert/fact-sheet