OCGA
| 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) |