| Rank | Abbreviation | Meaning |
|---|
| ***** | PSWA | Pollution of Surface Waters Act
| |
| **** | PSWA | Pothwar Social Welfare Association
| |
| *** | PSWA | Police Service Welfare Association
| |
| *** | PSWA | Pharmaceutical Society of Western Australia
| |
| ** | PSWA | Pre Surgery Waiting Area
| |
| ** | PSWA | Pirbhat Social Welfare Association
| |
| ** | PSWA | Public Service Whistleblowing Act
| |
| ** | PSWA | Pangasinan Saudi Workers Association
| |
| * | PSWA | Punjab Sportspersons Welfare Association
| |
| * | PSWA | Professional Secretaries Welfare Association
| |
| * | PSWA | Pacific Southwest Wildlife Arts
| |
| * | PSWA | Public Safety Writers Association
| |
| * | PSWA | Patented Steel Wire Association
| |
| * | PSWA | Progressive Slovene Women of America
| |
| * | PSWA | Puget Sound Welsh Association
| |
| * | PSWA | Perry Shelton Walker and Associates
| |
| * | PSWA | Professional Social Workers' Association
| |
| * | PSWA | Plans Submitted With the Application
| |
| * | PSWA | Professional Sports Wives Association
| |
| * | PSWA | Pro SubWoofer Amplifier
| |
| * | PSWA | Puget Sound Wellness Association
| |
| * | PSWA | Planetary Soil Water Analyzer
| |
| * | PSWA | Pacific South Western Advocates
| |
| * | PSWA | Partially Smooth Water Area
| |