Vaclovas Biržiška Library (K. Donelaičio St. 52–218) is the biggest reading room in the library. The universal open stock comprises books on humanities and art, social and physical, biomedical, technology sciences, serials, periodicals, reference publications, official documents, dissertations and their summaries, etc.
The Lithuanian Fund Foreign Languages Reading Room/Lending Department (K. Donelaičio St. 52–221) is composed of English, German, French, Italian, Spanish, Russian, Polish, Latin, Greek, Swedish, Danish, Norwegian, Turkish, Latvian, Estonian and other languages textbooks and dictionaries, tapes, compact discs. Reading room houses more than 2000 titles.
Prof. Leonas Gudaitis Print Collections (K. Donelaičio St. 52–103). The library donated by prof. L. Gudaitis consists of Lithuanian periodicals and books of the 2nd half of the 20th century and translations of works by foreign authors into Lithuanian up to 1945.
Aleksandras Štromas Political Sciences Reading Room (S. Daukanto St. 25) the stock (more than 20000 items) consists of personal collections of Aleksandras Štromas, Bronius Kviklys, Vytautas Kavolis on political, social sciences and humanities in English, Russian and other languages, dissident periodicals.The Reading Room is closed for repairs. Items temporarily unavailable
Vincas Čepinskis Library (Vileikos St. 8–602/605) contains literature (approximately 5000 items) on environmental sciences, biology, physics, chemistry, informatics, mathematics and statistics.
Stasys Šalkauskis Catholic Theology Library
Stasys Šalkauskis Catholic Theology Library (Papilio St. 5 II / III floor) is composed of religious, theological, psychological, pedagogical, art, historical and other literature in various languages. Over 3000 items.