| Abbreviation | Definition |
|---|---|
| ACTS | Active Coalition for Transitional Services |
| ACVA | African and Caribbean Voices Association |
| ACVE | Association Culturelle de Villers Ecalles |
| ACVL | Action Concertation Vieillissement Longueuil |
| ACVM | Association Cantonale Valaisanne de Mycologie |
| ACWA | Alaska Clean Water Actions |
| ACWA | Association of Clean Water Agencies |
| ACWC | Advocacy Committee for Women's Concerns |
| ACWC | Atlantic County Women's Center |
| ACWF | Age Concern Waltham Forest |
| ACWF | Alaska Clean Water Fund |
| ACWF | America's Clean Water Foundation |
| ACWG | Allen's Creek Watershed Group, Ann Arbor, Michigan |
| ACWH | American College of Women's Health |
| ACWHP | American College Of Women's Health Physicians |
| ACWS | Anderson County Wildlife Sanctuary |
| ACY | Advocates for Children and Youth |
| ACYF | Aid to Children, Youth, and Families |
| ADA | American Diabetes Association |
| ADA | Americans for Democratic Action |