| Abbreviation | Definition |
|---|---|
| ACC | Army Contracting Command |
| ACC | Army Cyclist Corps |
| ACC(s)s | Army Career Counsellor(s) |
| ACCA | Army Court of Criminal Appeals |
| ACCAT | Advanced Command and Control Architectural Testbed |
| ACCB | Air Cavalry Combat Brigade |
| ACCB | Army Configuration Control Board |
| ACCCS | Artillery Combat Command and Control System |
| ACCE | Air Component Coordination Element |
| ACCES | Army Civilian Career Evaluation System |
| ACCF | Area Communications Control Facility |
| ACCHAN | Allied Command Channel |
| ACCIS | Army Command & Control Information System |
| ACCLAIMS | Army COMSEC Commodity Logistics Accounting Information Management System |
| ACCMP | Army Command and Control Master Plan |
| ACCN | Army Command and Control Network |
| ACCO | Army Central Control Office |
| ACCOM | United States Army Communications COMmand |
| ACCON | ACoustic CONdition |
| ACCOR | Army COMSEC Central Office of Record |