Top of page

Notice: In observance of the Federal holiday on Monday, February 17, the Jefferson Building Great Hall and exhibitions will be open from 10 a.m. - 5 p.m. to guests with timed-entry passes.

Research Centers

Use the Library

Welcome to the Library of Congress, your gateway to knowledge. 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 experience. At the Library of Congress, everyone is a researcher––let's explore together!

Location

Library of Congress
Thomas Jefferson Building
10 First Street SE
Washington, DC 20540
View map External link

Hours

All research centers are open Monday-Friday, 8:30am-5:00pm. Evening and Saturday hours vary by research center. All research centers are closed on Sundays and Federal Holidays.