| Official Position, Department | Name | Telephone |
| Director | Petras Zurlys | +370 5 2625570 |
| Deputy Director for Science | Alvyda Skuodyte | +370 5 2619022 |
| Deputy Director for Economy | Jelena Zilinskiene | +370 5 2618520 |
| Chief Accountant | Mildute Makareviciute | +370 5 2616726 |
| Economist | Teresė Dalia Amonkeviciute | +370 5 2616726 |
| Administrator | Danute Blazuk | +370 5 2625570 |
| Events Organizer | Ruta Skorupskaite | +370 5 2622982 |
| Specialist for Public Relations | Aldona Jeleniauskienė | +370 5 2622982 |
| Readers Registration Department | Ada Chomlianskaja, Head | +370 5 2610774 |
| Lending Department | Irena Prusiene, Head | +370 5 2619809 |
| Bibliography and Information Department | Zita Tiuksiene, Head | +370 5 2622121 |
| Reference Reading Room, Catalogues | | +370 5 2622121 |
| ILD (Inter-Library Loan Department) | Aleksandra Kaceniauskiene | +370 5 2622121 |
| Art Department | Asta Kazakeviciute - Bankauskiene, Head | +370 5 2616418 |
| Reading Rooms Department | Aldona Staskiene, Head | +370 5 2622982 |
| Austrian-Swiss and Liechtenstein Literature Reading Room | Rasa Matuleviciene | +370 5 2622982 |
| Documents Acquisition Department | Reda Steniuliene, Head | +370 5 2621771 |
| Documents Processing Department | Audrone Maciuliene, Head | +370 5 2621143 |
| Methodological Department | Gerda Putnaitė, Senior Methodology Specialist | +370 5 2616727 |
| Children’s Literature Department | Marta Rudyte, Head | +370 5 2616763 |
| Library procedure computerisation Department | Daiva Kiminaitė, Head | +370 5 2621143 |
| IT Engineer | Aleksandr Surkov | +370 5 2621143 |
