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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.

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Our Work

Address Management System for Rural Routes

Photo illustration of money and financial charts.

Parcel Select Billing Determinants Process and Procedures

The Path Forward for the Postal Service Loyalty Program

Progress Made to Reduce Mail Excluded from Service Measurement

Review of USPS Sorting and Delivery Centers in FY23 Q1 and Q2

Single Induction Package Sorter Machine Deployment and Performance

On the Fugitive’s Trail

Check out our new investigative case highlight story.

Postal Postal Postal

Read the newest article of the Pushing the Envelope Blog.

Focus On Retiree Liability Timeline of work.

About the Postal Service's Retiree Liability Issues

Check out our work on Retiree Liability Issues and the USPS.

Upcoming Audit Work

If you have knowledge or experience in one of the recently announced...

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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!

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