Vaclovas Biržiška Reading Room (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 (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.
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, humanitarian sciences in English, Russian and other languages, dissident periodicals.
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.