USPS.com® - USPS Tracking®

If a package qualifies for the USPS Delivery Instructions™ service, you can tell USPS where to leave a package at your address, send it to a different address, or send it to your Post Office.

Welcome to USPS.com. Track packages, pay and print postage with Click-N-Ship, schedule free package pickups, look up ZIP Codes, calculate postage prices, and find everything you need …

Track USPS package deliveries, get tracking text and email notifications, forward mail, change your address, and learn about setting up PO boxes or home mailboxes.

The Mail Recovery Center is the U.S. Postal Service's official "lost and found" department for undeliverable and non-returnable mail.

Track your USPS packages easily by entering the tracking number to get updated delivery information.

Learn the basics of USPS Tracking®, including how to track your mail and understand tracking information.

USPS - Track Information about tracking mail

Find your USPS tracking number and learn how to track your packages easily.

The Postal Inspection Service is the primary law enforcement arm of the United States Postal Service, empowered by Congress to investigate matters relating to the Postal Service.