U.S. Postal Inspection Service

USPS
POSTAL

INSPECTION SERVICE

Defending the frontier. Enforcing the law. Established Aug. 7, 1775. The U.S. Postal Inspection Service enforces federal laws, prevents crimes, and keeps customers, employees and the mail safe. It’s one of the oldest law enforcement agencies in the nation. Postal inspectors remain on the heels of the criminals — targeting theft, disrupting drug traffickers, warning about fraud scams and more.

* | Tags: Inspection service USPS Fact #815 | May 15, 2026

It’s one of the oldest law enforcement agencies in the nation. Postal Inspectors remain on the heels of the criminals — targeting theft, disrupting drug traffickers, warning about fraud scams and more.