sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Office of the Chancellor | ***** |
| Oklahoma Institute for Child Advocacy | *** |
| Ordo Initiationis Christianae Adultorum | *** |
| Oregon Independent Colleges Association | ** |
| Opportunities Industrialization Center of America | ** |
| Office for Initiatives in Culture and the Arts | * |
| Opportunities Industrialization Centers of America | * |