JPCA
| 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) |