| Rank | Abbreviation | Meaning |
|---|
| ***** | CWSA | Constant Width Slot Antenna
| |
| ***** | CWSA | Center for Wireless Systems and Applications
| |
| **** | CWSA | Columbia Windham Soccer Alliance
| |
| *** | CWSA | Chemical Warfare Service, Army
| |
| *** | CWSA | Canadian Wheelchair Sports Association
| |
| *** | CWSA | Calgary Womens Soccer Association
| |
| *** | CWSA | Commonwealth Women's Soccer Association
| |
| *** | CWSA | Commercial Weather Services Association
| |
| *** | CWSA | Children With Special Abilities
| |
| ** | CWSA | Central Water and Sewerage Authority
| |
| ** | CWSA | Combat Water Survival Assessment
| |
| ** | CWSA | Condensate Water Separator Assembly
| |
| ** | CWSA | Central Water and Sewage Authority
| |
| ** | CWSA | Coastal Water Suppliers Association
| |
| ** | CWSA | Containerized Waste Storage Area
| |
| * | CWSA | China Water Supply Association
| |
| * | CWSA | Civil War Skirmish Association
| |
| * | CWSA | Child Welfare Settlement Agreement
| |
| * | CWSA | Community Water Supply Agency
| |
| * | CWSA | Canadian Women's Studies Association
| |
| * | CWSA | Community Water and Sanitation Authority
| |
| * | CWSA | Community Water and Sanitation Agency
| |
| * | CWSA | Certified Wireless Security Analyst
| |
| * | CWSA | Complete Works of Sri Aurobindo
| |
| * | CWSA | Corporate Wide Settlement Agreements
| |