Industry: 8231—Libraries
Establishments primarily engaged in providing library services, including the circulation of books and other materials for reading, study, and reference. Establishments primarily engaged in operating motion picture film libraries are classified in Industry 7829.

Centers for documentationLibraries, printed matter
Circulating librariesRental of books
Lending libraries
Codes Titles Number of US Businesses
823101Specialized libraries733
82310100Specialized libraries183
82310101Law library282
82310102Medical library177
82310103Religious library91
823102College and military post libraries469
82310200College and military post libraries28
82310201College or university library415
82310202Junior college library7
82310203Military post library19
823103General public libraries6,702
82310300General public libraries1,816
82310301Circulating library25
82310302Government library198
82310303Lending library72
82310304Public library4,591
823104Library services923
82310400Library services612
82310401Book rental44
82310402Documentation center267