This study explores the use of information technology in the twelve libraries of Tabriz University. The research method is descriptive survey, using data needed collected through questionnaires distributed to the people responsible for the libraries. Results show that the most popular hardware includes computers, tape recorders, television, and opaque projectors. Popular Internet applications include search engines, email, blogs, news groups, conferences, chat rooms, and discussion groups. Library services include document delivery, selective dissemination of information, electronic message boards, online catalogues, and current awareness services. Obstacles to using information technology include: cost, lack of familiarity with resources, not enough trained staff, lack of support from officials, not enough knowledge of English, hardware and software problems, and lack of electronic resources.