The study aims at defining the digital reference, its concept, purpose, motives, as well as studying the reference deportment at University of Mousl Central Library, its past present and then presenting a proposal to initiate a digital reference service at this library with the requirements needed to activate that. The study arrived at the following results 1-The reference collection of University of Mosul central Library is in an urgent need for updating so as to offer better information service. 2-The absence of specialized staff (Reference Librarians ) holding a degree information and librarianship at the library reference department has a negative effect on service offered 3-Initiating a digital reference service at the library will help in offering information service which copes with the new developments in this specialization to satisfy the user's needs