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 | July 2, 2025

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.

The Postal Inspection Service does this with approximately 2,300 employees — including nearly 1,250 postal inspectors, roughly 450 uniformed postal police officers and 600 professional, technical and administrative support personnel — all working to ensure America’s confidence in the U.S. Mail.