Due to the temporary shutdown of the federal government beginning October 1, 2025, all Library of Congress buildings are closed and all public events are canceled until further notice. More. …

Presented by the Library of Congress, Congress.gov is the official website for U.S. federal legislative information. Your visit to the historic U.S. Capitol begins as you enter the Capitol …

The Library of Congress (LC or sometimes LOC) is a research library in Washington, D.C., serving as the library and research service for the United States Congress and the de facto …

The Library of Congress provides Congress with objective research to inform the legislative process, administers the national copyright system, and manages the largest collection of …

We encourage you to visit the Library of Congress in person in Washington, D.C., explore the Library online from wherever you are and connect with us on social media. View the Library of …

Meaning of LOC medical term. What does LOC mean?

Updated tool for exploring Library of Congress authorities. Contains over 20 million catalog records for books, serials, manuscripts, maps, music, recordings, images, and electronic …

Explore a growing treasury of digitized materials. Consult with staff online or in one of the research centers to find what you're looking for. Use the online catalog to search the Library's …

Use our vast digital resources from anywhere or visit our specialized research centers in Washington, DC, to dive deeper. We are here to support your journey, no matter your level of …

Learn how the Library of Congress collects, preserves & provides access to its universal collections. Get the free tools and standards used by libraries, archives, and publishers. …