- US National Information Infrastructure Virtual Library - Access to documents and information for the US component of Global Inventory Project (GIP) and the international registry for the G8 Global for Small and Medium-Sized Enterprises (SME) Testbeds.
- The National Transportation Library - US repository for transportation information.
- Canada Institute for Scientific and Technical Information - Canadian research library for science, technology, engineering, and medicine.
- UCB Libraries - GovPubs - Provides over five million items including publications from the United States government, Colorado and other state governments, foreign governments, and international governmental organizations such as the UN. Part of the Federal Depository Library Program.
- National Library of Education - US federal government's resource center for education information.
- National Agricultural Library - Part of the Agricultural Research Service of the US Department of Agriculture.
- Herbert C. Hoover Building Library - Serving the US Department of Commerce.
- National Library of Medicine - US national provider of health-related library and information services.
- U.S. Department of the Interior Library - Focusing on the natural and social sciences; law; economics; management and use of natural and cultural resources; and the cultures and well-being of American Indians and Native Alaskans.
- National Institutes of Health Library - Serving the US National Institutes of Health, with self-service access to others.
- NIEHS Library - US National Institute of Environmental Health Sciences.