| Admissions and Academic Policies Committee | Academic & Science |
| Academic Advancement and Promotions Committee | Academic & Science |
| Academic Affairs Planning Committee | Academic & Science |
| Association des Architectes Paysagistes du Canada | Academic & Science |
| Canadian Society of Landscape Architects | Academic & Science |
| American Academy of Professional Codes | Academic & Science |
| Academic Admissions Policy Committee | Academic & Science |
| Academic and Performance Center | Academic & Science |
| American Architectural Products, Incorporated (de-listed) | Business |
| American Association of Paging Carriers | Business |
| Atlantic Alliance Partnership Corp | Business |
| Autism Asperger Publishing Company | Business |
| African-American Parent Coalition | Community |
| Annual Agricultural Policy Conference | Community |
| American Association of Pastoral Counselors | Community |
| American Academy of Professional Coders | Community |
| American Association of Professional Coders | Community |
| Advanced Armored Personnel Carrier | General |
| Asociacion Argentina de Propietarios de Camiones | General |
| Average Annual Percent Change | General |
| An Ambitious Project Collapsing | General |
| Attenuated Adenomatous Polyposis Coli | General |
| Accounting and Auditing Policy Committee | Governmental |
| Area Agency Program Coordinator | Governmental |
| Advanced Armoured Personnel Carrier | Governmental |
| American Association of Political Consultants | Governmental |
| American Automotive Policy Council | Governmental |
| Army Acquisition Professionals Course | Governmental |
| Antibiotic Associated Pseudomembranous Colitis | Medical |
| Artificial Antigen Presenting Cell | Medical |
| Aviation Accident Prevention Course | Medical |
| African Auxiliary Pioneer Corps | Regional |
| All-African Peoples' Conference | Regional |
| Australian Army Pay Corps | Regional |
| Australian Army Provost Corps | Regional |
| African American Professionals Conference | Regional |
