1. Directorate
2. Accounting department
3. Personnel department
4. Department of administrative and economic work
5. Department of Scientific Analysis and Library Development

5.1. Centre of resources and information on library science, documentation and bibliology

6. Information and service department

6.1. Department of Scientific and Bibliographic Information
6.2. Department of electronic resources
6.3. Interlending and document supply

7. The statistics and readers' registration Sector
8. Department of acquisition and scientific processing of documents
9. Department of Automation and Computer Networks
10. Department of Scientific Editing and Publishing Support of the Library
11. Department of Local History
12. Department of Industrial and Economic Information

12.1. Sector of periodicals

13. City Lending Department
14. Department of Humanitarian Literature

14.1. The sector of rare and valuable editions
14.2. Centre of Russian culture and literature

15. The Cultural and Humanitarian Center "Territory of Meanings"
16. Department of literature in foreign languages
17. Department of Art Literature
18. Department of Service for Readers with Disabilities
19. Central Book Storage Department