This U.S. industry comprises establishments primarily engaged in answering telephone calls and relaying messages to clients.
Cross-References. Establishments primarily engaged in providing paging or beeper transmission services are classified in Industry 517210,Wireless Telecommunications Carriers (except Satellite).
| Go to: | No change 2002 to 2007 | No change 1997 to 2002 | 2002 Economic Census and other data sources |
| 2007 NAICS | 2002 NAICS | 1997 NAICS |
Corresponding Index Entries |
|---|---|---|---|
| 561421 | 561421 | 561421 | Answering services, telephone |
| 561421 | 561421 | 561421 | Message services, telephone answering |
| 561421 | 561421 | 561421 | Telephone answering services |
| 561421 | 561421 | 561421 | Voice mailbox services |
| 561421 | 561421 | 561421 | Wakeup call services |
