| Abbreviation | Definition |
|---|---|
| OCEC | Orthodox Christian Education Commission |
| OCEO | Office of Communications Education and Outreach |
| OCER | Office of Communication Education and Radiation |
| OCER | Orange Community Education and Recreation |
| OCER | Oriental College of Education Research |
| OCET | Office of Continuing Education Training |
| OCET | Office of Continuing Education & Training |
| OCET | Other Common Entrance Test |
| OCEW | Ontario Council of Education Workers |
| OCG | Outdoor Classroom Garden |
| OCHE | Office of the Commissioner of Higher Education |
| OCHSG | Oakdale Christian Homeschool Support Group |
| OCI | Otter Creek Institute |
| OCL | Ontario Community Literacy |
| OCLC | Off Campus Learning Center |
| OCLC | Online Computer Library Center |
| OCLE | Observing Children Learning English |
| OCN | Oregon Curriculum Network |
| OCOE | Orange County Office of Education's |
| OCPS | Orange County Public Schools |