| WCMS | Waimea Canyon Middle School 
| Others |
| WCMS | Walter Colton Middle School
| Others |
| WCMS | Warren County Middle School
| Others |
| WCMS | Wartburg Central Middle School
| Others |
| WCMS | Washtenaw County Medical Society
| Others |
| WCMS | Web Compliance Management System
| Others |
| WCMS | Web Content Management Software
| Others |
| WCMS | Web Content Management System
| Others |
| WCMS | Web Course Management System
| Others |
| WCMS | Weld Central Middle School
| Others |
| WCMS | West Chatham Middle School
| Others |
| WCMS | West Coffee Middle School
| Others |
| WCMS | West Creek Middle School
| Others |
| WCMS | Westchester County Medical Society
| Others |
| WCMS | Western CUNA Management School
| Others |
| WCMS | Whatcom County Medical Society
| Others |
| WCMS | White Cliffs Middle School
| Others |
| WCMS | White County Middle School
| Others |
| WCMS | Winchester Community Music School
| Others |
| WCMS | Wine Country Motor Sports
| Others |
| WCMS | Wireless Commerce Monitor Study
| Others |
| WCMS | Woodford County Middle School
| Others |
| WCMS | Workers Compensation Management Solutions
| Others |
| WCMS | World Class Motors Specialists
| Others |
| WCMS | Wyoming Clearinghouse for Mathematics and Science
| Others |