| Naics index | Naics index description |
|---|---|
| 813920 | Peer review boards |
| 813920 | Personnel management associations |
| 813920 | Pharmacists' associations |
| 813920 | Professional associations |
| 813920 | Professional membership associations |
| 813920 | Professional standards review boards |
| 813920 | Psychologists' associations |
| 813920 | Scientific associations |
| 813920 | Social workers' associations |
| 813920 | Standards review committees, professional |