| Acronym | Definition |
|---|
| PGCA➣Parker Gun Collectors Association (Wells, ME) |
| PGCA➣Payment Gateway Certificate Authority |
| PGCA➣Pennsylvania Gun Collectors Association (Glenshaw, PA) |
| PGCA➣Promotional Glass Collectors Association |
| PGCA➣Power Generation Contractors Association (UK) |
| PGCA➣Planned Giving Council of Acadiana (Lafayette, LA) |
| PGCA➣Pine Grove Christian Academy (Walnut Grove, MS) |
| PGCA➣Phloroglucinol Carboxylic Acid |