| Acronym | Definition | 
|---|
| NJCA➣New Jersey Citizen Action (Highland Park, NJ) | 
| NJCA➣National Job Corps Association | 
| NJCA➣National Judicial College of Australia | 
| NJCA➣New Jersey Communication Association | 
| NJCA➣Northern Jamaica Conservation Association | 
| NJCA➣New Jersey Counseling Association | 
| NJCA➣New Jersey Classical Association | 
| NJCA➣Newcastle Junior Cricket Association (Australia) | 
| NJCA➣New Jersey Compensation Association | 
| NJCA➣Northumbria Junior Chess Association (UK) | 
| NJCA➣New Japanese Canadian Association (Alberta, Canada) | 
| NJCA➣New Jersey Cricket Association | 
| NJCA➣New Jersey Cemetery Association | 
| NJCA➣New Jerusalem Christian Academy | 
| NJCA➣New Jersey Christian Academy | 
| NJCA➣New Jersey Community Association | 
| NJCA➣National Juneteenth Celebration Association | 
| NJCA➣National J24 Class Association | 
| NJCA➣Northern Jamaica Conservation Authority |