The University of Pittsburgh libraries and collections provide an abundant amount of information and services to the faculty, students, staff, administrators, and researchers of the University. In fiscal year 1999, the University's collections totaled nearly four million volumes, nearly four million pieces of microforms, and 26,000 subscriptions, the latter of which included more than 24,000 print subscriptions and nearly 2,000 electronic journals.

The University Library System (ULS) includes the following libraries and collections: Hillman (main), African-American, Buhl (social work), East Asian, Special Collections, Government Documents, Allegheny Observatory, Archives Service Center, Center for American Music, Chemistry, Computer Science, Darlington Memorial (American history), Engineering, Fine Arts, Information Sciences, Katz Graduate School of Business, Langley (biological sciences, neuroscience, psychology), Mathematics, Music, Physics, and Public and International Affairs/Economics.

The Hillman Library is the largest library facility with seating for 1,530 users. It offers an open stack arrangement and an extensive range of library services. In addition to the main collection, which is comprised primarily of humanities and social sciences subject areas, the Hillman Library is comprised of five other libraries and collections, maps, national and international newspapers, and microform facilities.

The Health Sciences Library System primarily serves the health sciences schools and the UPMC Health System. This library system includes the Bergman Library of UPMC Montefiore, Falk Library, the Nursing Collection in the Learning Resources Center of the School of Nursing, and the Western Psychiatric Institute and Clinic Library.

The other University libraries include the Barco Law Library, and those libraries located at each of the four regional campuses: Johnstown, Greensburg, Titusville, and Bradford.

PITTCAT is the University of Pittsburgh's on-line library catalog, offering author, title, subject, and keyword access to materials in all University libraries. PITTCAT currently contains bibliographic holdings and circulation information for more than 3 million titles, representing most of the book and periodical collections in all University libraries. In addition, for University of Pittsburgh faculty, students, and staff, the University libraries provide access to many remote resources, including: Encyclopedia Britannica, EBSCOhost, IAC SearchBank, CIS Compass, Web of Science, MUSE, JSTOR, Science Direct, and numerous other electronic journals. PITTCAT and the other databases are available through the ULS web site at http://www.library.pitt.edu.

The University of Pittsburgh is a member of the Association of Research Libraries. Through membership in several Pennsylvania consortia of libraries including PALCI, PALINET, and the Oakland Library Consortium, cooperative borrowing arrangements have been developed with other Pennsylvania institutions.

Locations of University libraries and collections are as follows: