JSSA
| Acronym | Definition |
|---|---|
| JSSA | Jewish Social Service Agency (various locations) |
| JSSA | Japan Society for System Audits |
| JSSA | Joint Services SERE Agency |
| JSSA | Joint Service Small Arms |
| JSSA | Joint Stealth Strike Aircraft |
| JSSA | Japan Shop System Award |
| JSSA | Joint Systems Support Agency |