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.
Forms & Documents
Browse all Postal Inspection Service government forms
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Contact Information & Office Locations
1 contact point
Headquarters
Address:
433 W.Harrison Street
Room 3255
Chicago, Il, IL 60699-3255
- (877) 876-2455