| Abbreviation | Definition |
|---|---|
| CWPT | Civil War Preservation Trust |
| CWR | Christian World Relief |
| CWSP | City Wide Safety Patrol (Brooklyn NY) |
| CWSP | Civil War Site Preservation |
| CWTF | Canadian Wild Turkey Federation |
| CWV | Community Wealth Ventures |
| CWVI | Community Wealth Ventures, Inc. |
| CWWD | Camp Watcha-Wanna-Do |
| CYA | Chicago Young Adults |
| CYAA | Christian Youth Athletics Association |
| CYC | Canadian Youth Congress |
| CYD | City Year Detroit |
| CYF | Campaign for Yosemite Falls |
| CYF | Catholic Youth Foundation |
| CYFUSA | Catholic Youth Foundation, United States of America |
| CYG | Change Your Game |
| CYIA | Christian Youth In Action |
| CYPL | Center for Youth Philanthropy and Leadership |
| D&F314IR | Decendants and Friends of the 314th Infantry Regiment |
| D29CTCR | Descendants of the Connecticut 29th Colored Regiment Infantry |