Certain relations are established between the participants of the union electronic catalogue to create a public information resource and provide open access to it in accordance with the developed Rules for participants. Participating libraries send information about the replenishment of their local electronic catalogues by e-mail to the project coordinator. On the website of the union catalogue, libraries are presented by the number of records transferred.
| # | Title | Code | City |
|---|---|---|---|
| 41 | Karakalpak state university named after Berdakh | OAD | Nukus sh. |
| 42 | Namangan regional children's library | HAB | Namangan |
| 43 | Namangan state university | HAD | Namangan |
| 44 | Namangan davlat texnika universiteti | HAE | Namangan |
| 45 | XXX | HAF | Namangan |
| 46 | Information and library center of Kasansay region | HFA | Kosonsoy |
| 47 | Information and library center of Pap region | HGA | Pop r. |
| 48 | Information and library center of Chartak region | HHA | Chortoq |
| 49 | Information and library center of Turakurgan region | HJA | Toraqorgon |
| 50 | Information and library center of Uchkurgan region | HKA | Uchqo'rg'on |
| 51 | Information and library center of Narin region | HLA | Norin |
| 52 | Information and library center of Uychi region | HMA | Uychi r. |
| 53 | Information and library center of Yangikurgan region | HNA | Yangiqorgon |
| 54 | Information and library center of Mingbulak region | HOA | Mingbuloq |
| 55 | Termez state university | KAB | Termiz city |
| 56 | Information and library center of Denov region | KBA | Denov c. |
| 57 | Jizzakh regional children's library | EAE | Djizak |
| 58 | Fergana state university | GAB | Ferghana |
| 59 | Professional school of Fergana city | GAE | Ferghana |
| 60 | Fergana regional children's library | GAF | Ferghana |