| Acronym | Definition |
|---|
| OIGA➣Oklahoma Indian Gaming Association (Concho, Oklahoma) |
| OIGA➣Oregon Insurance Guaranty Association |
| OIGA➣Ohio Insurance Guaranty Association |
| OIGA➣Other Income Generating Activity |
| OIGA➣occipito-iliaque gauche antérieure |
| OIGA➣Office of Intergovernmental Affairs |