sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Pro Surfing Tour of America | *** |
| Paintball Sports Trade Association | *** |
| Piano Study Teachers Association | *** |
| Pension Security and Transparency Act | *** |
| Property Services Training Australia | ** |
| Provincial Security Transition Assessment | ** |
| Public Safety Training Academy | ** |
| Professional Scripophily Traders Assciation | ** |
| Prior Service Training Assignment | ** |
| Public Salary Tax Act | ** |
| Pure Stodge Touring Association | ** |
| Petroleum Storage Tank Account | ** |
| Programs and Services Transfer Agreement | ** |
| PA Science Teachers Association | ** |
| Pinellas Suncoast Transportation Authority | ** |
| Professional Staff Temporary Appointment | ** |
| Predictive Screening Test of Articulation | * |
| Philippine Society of Travel Agents | * |
| Program and Service Transfer | * |