| WALC | Walden ABA Learning Center 
| Others |
| WALC | Walkable and Livable Communities
| Others |
| WALC | Walking Around Linking Clues
| Others |
| WALC | Wellness Advocates Linking Communities
| Others |
| WALC | Wheel Axial Load Capacity
| Others |
| WALC | Whitewater Adult Literacy Coalition
| Others |
| WALC | Whittier Area Literacy Council
| Others |
| WALC | Wichita Adult Literacy Council
| Others |
| WALC | Wide Angle Lens Cover
| Others |
| WALC | Wilderness Advocates Late of CLAW
| Others |
| WALC | Wilderness Arts and Literacy Collaborative
| Others |
| WALC | Wilmeth Active Learning Center
| Others |
| WALC | Wiltshire Association of Local Councils
| Others |
| WALC | Winona Area Learning Center
| Others |
| WALC | Wireless Area Lighting Control
| Others |
| WALC | Wisconsin Association of Lactation Consultants
| Others |
| WALC | Women Against Lung Cancer
| Others |
| WALC | Women in Agroecology Leadership for Conservation
| Others |
| WALC | Wood Autistic Living and Care
| Others |
| WALC | Worcester Adult Learning Center
| Others |
| WALC | Workbook of Activities for Language and Cognition
| Others |
| WALC | Workers' Auto Loan Club
| Others |
| WALC | Working Alongside Local Communities
| Others |
| WALC | Workshop for Latin America and the Caribbean
| Others |
| WALC | World Aviation Logistics Conference
| Others |
| WALC | Writing and Learning Commons
| Others |