| Naics index | Naics index description |
|---|---|
| 611610 | Voice instruction |
| 611620 | Academies, riding instruction |
| 611620 | Aerobic dance and exercise instruction |
| 611620 | Automobile racing schools |
| 611620 | Baseball instruction, camps or schools |
| 611620 | Basketball instruction, camps or schools |
| 611620 | Baton instruction |
| 611620 | Bowling instruction |
| 611620 | Boys' camps, sports instruction |
| 611620 | Boys' camps, sports instructor |