| Rank | Abbreviation | Meaning |
|---|
| ***** | WCSA | Washington Council of School Attorneys
| |
| ***** | WCSA | Workers Compensation Set Aside
| |
| ***** | WCSA | WEST COAST SOUTH AMERICA
| |
| **** | WCSA | World Crossbow Shooting Association
| |
| **** | WCSA | Western Cape South Africa
| |
| **** | WCSA | Women's Congressional Staff Association
| |
| *** | WCSA | World Crossbow Shooting Assocation
| |
| *** | WCSA | Weighted Carry Save Adder
| |
| *** | WCSA | World Cup Stacking Association
| |
| ** | WCSA | World Crossbow Shooters Association
| |
| ** | WCSA | West Central School of Agriculture
| |
| ** | WCSA | west central soccer association
| |
| ** | WCSA | West Coast Songwriting Association
| |
| * | WCSA | West Carrollton Soccer Association
| |
| * | WCSA | Western Canada Softball Association
| |
| * | WCSA | Workshop on Compositional Software Architectures
| |
| * | WCSA | Westmont College Student Association
| |
| * | WCSA | Washington Convention and Sports Authority
| |
| * | WCSA | West Coast of S America
| |
| * | WCSA | Wireless Communication Strategic Alliance
| |
| * | WCSA | Watsonville Charter School of the Arts
| |
| * | WCSA | West County Softball Association
| |
| * | WCSA | Wisconsin Convenience Store Association
| |
| * | WCSA | Workshop on Cell Systems and Applications
| |
| * | WCSA | Westport Center for Senior Activities
| |