Vaclovas Biržiška Reading Room (K. Donelaičio str. 52, 2 floor) is the biggest reading room in the library. The open stock comprises over 20000 books on humanitarian, social, political sciences, art publications, serials, reference publications, official documents, dissertations and their summaries, etc.
The Lithuanian Fund Foreign Languages Reading Room (K. Donelaičio str. 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.
Philosophy Reading Room (K. Donelaičio str. 52–221) the open stock comprises books on philosophy: encyclopedias and dictionaries, history of philosophy, nature and role of philosophy, personalities of philosophers etc.
Social Work Reading Room (K. Donelaičio str. 52–410) comprises publications (about 3000) in various languages on social work, psychology, sociology, gerontology, health security, psychotherapy.
Mykolas Römeris Law Reading Room (E. Ožeškienės str. 18–318) the open stock comprises over 4000 books (90% of which are in the English language), serials, reference publications on law.
Aleksandras Štromas Political Sciences Reading Room (S. Daukanto str. 25) the stock (more than 20000 items) consists of personal collections of Aleksandras Štromas, Bronius Kviklys, Vytautas Kavolis on political, social, humanitarian sciences in English, Russian and other languages, dissident periodicals.
Prof. Leonas Gudaitis Office and Reading Room (Laisvės al. 53–214) the stock consists of more than 90 titles, 5000 items which were donated by prof. L. Gudaitis. The collection consists of Lithuanian periodicals published in the second half of the 20th century.