| Abbreviation | Definition |
|---|---|
| ANA | Acoustic Neuroma Association |
| ANA | Agency for New Americans |
| ANA | American Neuroma Association |
| ANA | American Numismatic Association |
| ANA | Association of Nigerians Abroad |
| ANAD | National Association of Anorexia Nervosa and Associated Disorders |
| ANB | A New Beginning |
| ANBS | Association Of North Bay Scientists |
| ANC | Action for Neighbourhood Change |
| ANC | Austin Neighborhoods Council |
| ANCA | Adirondack North Country Association |
| ANCA | Armenian National Committee of America |
| ANCA | Army Nurse Corps Association |
| ANCAF | Associação Nacional de Combate A Fraudes |
| ANCC | Armenian National Committee of Canada |
| ANCC | Association Nominating Committee Chair |
| ANCI | Australian Nursing Council Incorporated |
| ANCQ | Association des NeuroChirurgiens du Quebec |
| ANDA | Affiliated National Dystonia Association |
| ANE | Action for the Needy in Ethiopia |