| Acronym | Definition |
|---|
| OJA➣Office of Juvenile Affairs (Oklahoma) |
| OJA➣Office of Justice Assistance (Madison, WI) |
| OJA➣Ottawa Jewish Archives (Ottawa, Canada) |
| OJA➣Online Journalism Award |
| OJA➣Office of Judicial Administration (Kansas) |
| OJA➣Orange Julius of America (fast food franchise; Minneapolis, MN) |
| OJA➣Orlando Junior Academy (Orlando, Florida) |
| OJA➣Organisme de Justice Alternative (French: Alternative Justice Organization; Canada) |