The U.S. Postal Service (USPS) provides mail processing and delivery services to individuals and businesses in the U.S.

About USPS The United States Postal Service (USPS) is an independent agency of the U.S. federal government responsible for postal services across the United States, its territories, and associated states. Established under the U.S. Constitution, USPS provides letter delivery, package shipping, and other mail services. For tracking your mail or package, enter the tracking number in the box ...

Track USPS shipments easily with 17TRACK. Just enter your USPS tracking number to get real-time updates and ensure your packages are delivered securely.

Access popular USPS.com® tools on the go with the “USPS Mobile®” app: calculate shipping prices (limitations apply), find a Post Office ™, look up a ZIP Code™, schedule a next-day pickup, request USPS to hold your mail, access Informed Delivery® to track packages and digitally preview incoming mail, and more.

Enter your USPS tracking number to track your USPS package in real-time. Get updates via our website, mobile app, Chrome extension, or API for hassle-free monitoring anywhere.

The United States Postal Service (USPS; also known as the Post Office, U.S. Mail, or simply the Postal Service) is an independent agency of the executive branch of the United States federal government responsible for providing postal service in the United States, its insular areas and associated states.

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.