| Rank | Abbreviation | Meaning |
|---|
| ***** | OAAP | Organization And Amp Procedures
| |
| **** | OAAP | Oklahoma Alternate Assessment Program (Oklahoma State Department of Education)
| |
| **** | OAAP | Oregon Attorney Assistance Program (Portland, OR)
| |
| **** | OAAP | Outdoor Advertising Association of the Philippines
| |
| **** | OAAP | Office of Affirmative Action Programs
| |
| **** | OAAP | Oberlin Action Against Prisons (Oberlin College; Ohio)
| |
| **** | OAAP | operating agency automation plan
| |
| **** | OAAP | Ontario Athlete Assistance Program (Ministry of Health Promotion; Canada)
| |
| **** | OAAP | Origins of Angkor Archaeological Project
| |
| *** | OAAP | Office of Affirmative Action Plans
| |