| Abbreviation | Definition |
|---|---|
| 501C3 | A charitable organization's designation that makes them tax deductible; The section of the IRC |
| AAI | ActionAid International |
| AAKH | Aik Allah Kaafi Hay (Pakistan) |
| AAOV | Action Aid Of Vietnam |
| ACNC | Australian Charities and NFPs Commission |
| ACTT | Avila Charity Tennis Tournament |
| ADCF | Apple Daily Charitable Foundation |
| ADfam | Alchol,Drugs,family |
| ADRA | Adventist Development and Relief Agency |
| AED | Aide à l'Eglise en Détresse |
| AFCG | Arlington Fire Charitable Group |
| AIAC | Associated Italian American Charities |
| AICL | Amnesty International Charity Limited |
| ALCF | Alex Lowe Charitable Foundation |
| ALCF | Armenian Lighthouse Charitable Foundation |
| ALCH | American Legion Children's Home |
| ALS | Aboriginal Legal Services |
| ALSAC | American Lebanese and Syrian Associated Charities |
| AMC | Andy Murray Charitable |
| AMCT | Al-Mizan Charitable Trust |