| Naics index | Naics index description |
|---|---|
| 561320 | Help supply services |
| 561320 | Labor (except farm) contractors (i.e., personnel suppliers) |
| 561320 | Labor (except farm) pools |
| 561320 | Manpower pools |
| 561320 | Model supply services |
| 561320 | Office help supply services |
| 561320 | Office supply pools |
| 561320 | Online temporary staffing services, including intermediary platform services |
| 561320 | Outplacement consulting services |
| 561320 | Outplacement services |