| PORTAL | Parolee Orientation Reentry Training Assimilation Lesson 
| Others |
| PORTAL | Partnership Outreach and Research to Accelerate Learning
| Others |
| PORTAL | Patient Outcomes Research To Advance Learning
| Others |
| PORTAL | Peers Organizing for Results Through Advocacy and Leadership
| Others |
| PORTAL | Personal Onion Router To Assure Liberty
| Others |
| PORTAL | Power Of Respect To Affect Lives
| Others |
| PORTAL | Private Offerings Retail Trading Automated Linkage
| Others |
| PORTAL | Providing Opportunities To Regain Total Abstinence For Life
| Others |