Abbreviations starting from alphabet A

AAco         Australia Agriculture Co.
AAPSO     Afro-Asian People's Solidarity Organization
ACC          Appointments Committee of the Cabinet
ACC          Associated Cement Companies
ADaRSH   Assoiation for Development and Research of Sustainable
ADB         Asian Development Bank
AEC         Atomic Energy Commission
AEPS       Aadhaar Enabled Payment System
AHQ        Air Headquarters or Army Headquarters
AIDWA    All India Democratic Women's Association
AII           Australia India Institute
AIIMS     All India Institute of Medical Sciences
AITA       All India Tennis Association
AMEX    American Stock Exchange
AMW     Asia MotorWorks
APA       Advance Pricing Agreements
APPLE   Ariane Paasenger Payload Experiment
APSA    Association of Promoting Social Action
ARC      Administrative Reforms Commission
ARDC   Agricultural Refinance and Development Corporation
ASCI     Administrative Staff College of India
ASEAN Association of Souteast Asian Nations
ASISC   Assocation of Schools for the Indian School Certificate
ASX      Australian Stock Exchange
ATF       Aviation Turbine Fuel
ATVM   Automatic Ticket Vending Machine
AUTSPI Association of Unified Telecom Service Providers of India