NYSSA
| Acronym | Definition |
|---|---|
| NYSSA | New York Society of Security Analysts, Inc. |
| NYSSA | New York State Snowmobile Association |
| NYSSA | New York State Society of Anesthesiologists |
| NYSSA | New York State Soccer Association |
| NYSSA | New York State School of the Arts |
| NYSSA | New York Skirt and Sportswear Association (New York, NY) |