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

Postage meters are regulated by a country's postal authority; for example, in the United States, the United States Postal Service specifies the rules for the creation, support, and use of postage meters.

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8 hours ago · The U.S. Postal Service's new postmark process could lead to late fees and penalties when mailing time-sensitive documents.

Dec 19, 2025 · The United States Postal Service (USPS) has adopted a final rule (FR Doc. 2025-20740) adding Section 608.11, "Postmarks and Postal Possession," to the Domestic Mail Manual (DMM).

For general information, how-to steps, or to learn more about USPS products and services, check our FAQs. The most common questions have to do with tracking packages or delayed delivery.

Send mail and packages with USPS online shipping options. Choose your mail service by delivery speed, cost, and additional services like tracking and insurance.

Find USPS Locations Search for nearby Post Office™ locations, Collection Boxes, Self-Service Kiosks, and services like PO Boxes™ and Money Orders.

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.