| Acronym | Definition |
|---|
| OCGA➣Official Code of Georgia Annotated |
| OCGA➣Office of Contract and Grant Administration (various universities) |
| OCGA➣Old Camberwell Grammarians Association (Australia) |
| OCGA➣Ontario Charitable Gaming Association (Canada) |
| OCGA➣Office of Congressional and Government Affairs (liaison office) |
| OCGA➣Old Carey Grammarians Association (Carey Baptist Grammar School; Melbourne, Australia) |
| OCGA➣Office of the Controller General of Accounts (India) |