| Acronym | Definition |
|---|
| GPCU➣Golden Plains Credit Union (Kansas) |
| GPCU➣Grand Prairie Credit Union (Grand Prairie, TX) |
| GPCU➣Giant Panda Conservation Unit |
| GPCU➣Ground Power Control Unit |
| GPCU➣Grupo de Pesquisas Cientifico Ufológicas (Portuguese) |
| GPCU➣Greensboro Postal Credit Union (Colfax, NC) |