U.S. Postal Inspection Service

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The U.S. Postal Inspection Service supports and protects the U.S. Postal Service and its customers by enforcing the laws that defend the nation’s mail system from illegal or dangerous use.

Website

United States Postal Inspection Service

Contact

Report a mail crime to the Postal Inspection Service

Toll-free number

1-877-876-2455

Find an office near you

Find your local Postal Inspection Service office

Main address

Criminal Investigations Service Center
Attn: Mail Fraud
433 W Harrison St., Room 3255
Chicago, IL 60699-3255

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