2MPU: 2 Military Police Unit
AACPD: Anne Arundel County Police Department
AACSO: Anne Arundel County Sheriff's Office
AAGO: Alabama Attorney General's Office
AAIB: Air Accidents Investigation Branch
AAPD: Ann Arbor Police Department
AB: Albury
ABC: Alcoholic Beverage Control
ABI: Alabama Bureau of Investigation
ABPD: Atlantic Beach Police Department
ACC: Australian Crime Commission
ACCC: Allen County Community Corrections
ACCC: Australian Competition and Consumer Commission
ACCPD: Athens-Clarke County Police Department
ACDPS: Atlantic County Department of Public Safety
ACID: Arizona Criminal Investigations Division
ACLEI: Australian Commission for Law Enforcement Integrity
ACP: Alabama Capitol Police
ACPD: Ak-Chin Police Department
ACPD: Alexander City Police Department
ACPD: Alexandria City Police Department
ACPD: Allegheny County Police Department
ACPD: Arkansas City Police Department
ACPD: Arlington County Police Department
ACPD: Atlantic City Police Department
ACPD: Auraria Campus Police Department
ACPD: Austin College Police Department
ACS: Australian Customs Service
ACSD: Adams County Sheriff's Department
ACSD: Alamance County Sheriff's Department
ACSD: Albany County Sheriff's Department
ACSD: Arapahoe County Sheriff's Department
ACSD: Archuleta County Sheriff's Department
ACSO: Abbeville County Sheriff's Office
ACSO: Accomack County Sheriff's Office
ACSO: Ada County Sheriff's Office
ACSO: Adair County Sheriff's Office
ACSO: Adams County Sheriff's Office
ACSO: Aiken County Sheriff's Office
ACSO: Alachua County Sheriff's Office