| Rank | Abbreviation | Meaning |
|---|
| ***** | WCSS | Within Cluster Sum of Squares
| |
| *** | WCSS | Workers Compensation Scheme Statistics
| |
| *** | WCSS | Worldwide Customer Support Services
| |
| ** | WCSS | Wrocławskie Centrum Sieciowo-Superkomputerowe
| |
| ** | WCSS | West Coast Subaru Show
| |
| ** | WCSS | Western Canadian Spill Services Ltd
| |
| * | WCSS | Washoe County Senior Services
| |
| * | WCSS | Washoe County Social Services
| |
| * | WCSS | Wisconsin Council for the Social Studies
| |
| * | WCSS | World Cyber Security Summit
| |
| * | WCSS | WSS Cross Site Search
| |
| * | WCSS | Wireless Communication System Symposium
| |
| * | WCSS | West Carleton Secondary School
| |
| * | WCSS | Work-Centered Support System
| |
| * | WCSS | Willie Clancy Summer School
| |
| * | WCSS | Web Centric Self Service
| |
| * | WCSS | West Coast Superbike School
| |
| * | WCSS | Wap Cascading Style Sheets
| |
| * | WCSS | Working Clumber Spaniel Society
| |
| * | WCSS | Westchester Council for the Social Studies
| |
| * | WCSS | World Congress on Social Simulation
| |
| * | WCSS | Western Canada Spill Services
| |
| * | WCSS | World Cup Shooting Stars
| |
| * | WCSS | Waste Characterization and Sampling System
| |
| * | WCSS | World Congress on Sport Sciences
| |