| Abbreviation | Definition |
|---|---|
| ACCC | Allans Cumbersome Communist Collective |
| ACCCE | American Coalition for Clean Coal Electricity |
| ACD | Advanced Congress of Democrats |
| ACDC | Arlington County Democratic Committee |
| ACDP | African Christian Democratic Party |
| ACDW | Ashland County Democratic Women |
| ACGL | American Canadian Grand Lodge |
| ACN | Action Congress of Nigeria |
| ACON | A Collective Of Nihilists |
| ACORN | Alachua County Organization For Rural Needs |
| ACP | American Communist Party |
| ACPL | American Center for Political Leadership |
| ACPS | Association of Chinese Political Studies |
| ACRC | American Civil Rights Coalition |
| ACRP | Alexander County Republican Party |
| ACRW | Alamo City Republican Women |
| ACRW | Alexander County Repubilcan Women |
| ACRW | Azalea City Republican Women |
| ACT | Association of Consumers and Taxpayers |
| ACU | American Conservative Union |