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 documentation | Libraries, printed matter |
| Circulating libraries | Rental of books |
| Lending libraries | |
| Codes |
Titles | Total Marketable US Businesses |
| 82310000 | Libraries | 3,100 |
| 82310100 | Specialized libraries | 143 |
| 82310101 | Law library | 233 |
| 82310102 | Medical library | 145 |
| 82310103 | Religious library | 54 |
| 82310200 | College and military post libraries | 12 |
| 82310201 | College or university library | 311 |
| 82310202 | Junior college library | 5 |
| 82310203 | Military post library | 20 |
| 82310300 | General public libraries | 246 |
| 82310301 | Circulating library | 13 |
| 82310302 | Government library | 178 |
| 82310303 | Lending library | 43 |
| 82310304 | Public library | 18,750 |
| 82310400 | Library services | 791 |
| 82310401 | Book rental | 30 |
| 82310402 | Documentation center | 561 |
