CWA
- CEN Workshop Agreement
- CWA Constructions
- Canada Wildlife Act
- Cardroom Workers' Amalgamation
- Catch Wrestling Association
- Central Weather Administration
- Central Wisconsin Airport
- Chessington World of Adventures
- Choi Wan station
- Civil Works Administration
- Clean Water Act
- Closed-world assumption
- Cognitive work analysis
- College of West Anglia
- Communications Workers of America
- Concerned Women for America
- Conference on World Affairs
- Continental Wrestling Association
- Corona-Warn-App
- Country Women's Association
- Crime Writers' Association
- Cwa people