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Overseeing the integrity and efficiency of the nation’s postal system

Guarding against fraud, waste, and abuse

Learn how the Office of Inspector General ensures the accountability and transparency of postal operations and programs.

Our Work

Contract Trucking Safety Cover

Contract Trucking Safety and Compliance

DEI Report Card 2023 Cover

Diversity, Equity, and Inclusion Annual Report Fiscal Year 2023

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Procedures for Calculating Workshare Discounts for Letters

USPIS Inventory Control Cover

U.S. Postal Inspection Service’s Inventory Controls Over Law Enforcement Surveillance Equipment

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California 5 District: Delivery Operations

Site Tech Assessment Report Cover

Site Technical Assessment Review - January 2024


OICH Mail Theft 2-28-2024

They Say Opportunity Makes the Thief

Check out our new Investigative Case Highlights story.
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For American Voters, We Help Ensure USPS Delivers

Check out our latest blog post
Focus on the USO

What is a Universal Service Obligation?

Check out our newest summary of our work focused on a particular...
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A New Interactive Story on Postal Retirement Funds

Check out our latest interactive story.
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Who We Are

With six government organizations bearing the term “postal” in their name, there’s bound to be some confusion! Our charge to guard the United States postal system against fraud, waste, and abuse is unique. In just over two minutes, this video captures our mission as we work to safeguard the integrity and efficiency of the nation’s postal system. Like, share, and follow for more!