Nlai.IR:National Library of Iran IR:Nlai.IR is an important organization of Iranian cultural collections, which was established in 1939 and focuses on Iranological and Islamic works, children's books, librarianship and reference books, Persian and Arabic works, manuscripts, audiovisual materials, etc.

National Library and Archives Organization of Iran, Foreign Language Name: National Library and Archives, established in 1939, total 451,500 volumes; 905 titles; 18,700 manuscripts; 1,381 degrees; 1,295 maps; 77,200 microforms; 10,162 audiovisual materials; 19 CD-ROMs; 4,098 pamphlets.

NLAI is an educational, research, and service institution whose statute has been ratified by the Islamic Consultative Assembly (Parliament). The NLAI is an educational, research, and service institution whose statute has been ratified by the Islamic Consultative Assembly (Parliament). At the highest level, it is chaired by the President of the nation.

The National Library of Iran was established in 1937. In 1979, the Tehran Book Processing Centre (TEBROC), and in 1999, the Islamic Revolution Cultural Documentation Organisation (IRCDO) were merged into the National Library. Thus, the National Library and Documentation Organisation was created. Thus, the National Library and Documentation Organisation was created.

Finally, in 2002 the latter was joined by the National Iranian Archives to make NLAI. One is the new building of the National Library of Iran (NLI) and the other is the building of the National Archives of Iran (NAI).