USPS.com® - USPS Tracking®

Quickly track USPS shipments with real-time updates. Use your USPS tracking number for fast package status and delivery insights.

Track one or multiple packages with UPS Tracking, use your tracking number to track the status of your package.

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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 for …

What is Anthrax and the USPS® Biohazard Detection System? Anthrax is a bacterial disease and Biohazard Detection System (BDS) will detect anthrax in the mail.

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.

USPS - Track Information about tracking mail

Find answers to frequently asked questions about USPS tracking, including how to track packages and manage shipments.

USPS Tracking® provides end-to-end item tracking. With the tracking number, you can check delivery progress online, by phone, and by text.