| Acronym | Definition |
|---|
| JPCA➣Japan Printed Circuit Association (est. 1962; now Japan Electronics Packaging and Circuits Association) |
| JPCA➣Japan Petrochemical Industry Association |
| JPCA➣Journal of Physical Chemistry A |
| JPCA➣Japan Photographic Copyright Association (est. 1971) |
| JPCA➣Justice of the Peace and Constables Association (Texas) |
| JPCA➣Japan Privacy Consultants Association (online privacy) |