-
Association Of Telecom Professionals
computing | telecom
-
governmental | nasa
-
American Tennis Psychologists
business | companies & firms
-
Advanced Test In Psychology
medical | british medicine
-
Acquisition Tracking And Pointing
governmental | military
-
Authorised Training Principal
business | accounting
-
Alcohol Treatment Program
community
-
miscellaneous | unclassified
-
AsociaciĆ³n De Traductores Profesionales, Ac
international | mexican
-
Association For Transpersonal Psychology
medical | british medicine
-
Alternative Transients Program
miscellaneous | unclassified
-
business | asx symbols
-
medical | physiology
-
governmental | transportation
-
Appletalk Transaction Protocol
computing | networking
-
Active Transportation Program
governmental | transportation
-
Acceptance Test Procedure
governmental | nasa
-
miscellaneous | unclassified
-
community | sports
-
Automatic Train Protection
governmental | transportation
-
miscellaneous | unclassified
-
community
-
medical
-
Adenosine (5'-)triphosphate
medical | physiology
-
business | general
-
miscellaneous | aircraft & aviation
-
Association For The Tutoring Profession
miscellaneous | unclassified
-
governmental | military
-
miscellaneous | unclassified
-
medical | british medicine
-
miscellaneous | funnies
-
academic & science | chemistry
-
medical | physiology
-
medical | british medicine
-
Ambient Temperature And Pressure
medical | british medicine
-
Asymmetric Transport Protocol
computing | networking
-
Ambient Temperature Pressure
academic & science | chemistry
-
business | general
-
miscellaneous | unclassified
-
miscellaneous | manufacturing
-
Approved Training Provider
community | educational
-
Advance Trainfire Program
miscellaneous | unclassified
-
Accorde Transports Perissable
governmental | transportation
-
regional | airport codes
-
Association For Teaching Psychology
medical | british medicine
-
miscellaneous | unclassified
-
Assistive Technology Partnership
computing | technology
-
business | tax
-
miscellaneous | unclassified
-
Acceptance Test Procedure
miscellaneous | manufacturing
-
miscellaneous | unclassified
-
Allied Tactical Publication
governmental | military
-
Academically Talented Program
miscellaneous | unclassified
-
Association Of Tennis Professionals
community | sports
-
international | spanish
-
miscellaneous | aircraft & aviation
-
Administrators Teachers And Parents
miscellaneous | unclassified
-
miscellaneous | unclassified
-
miscellaneous | funnies
-
medical | human genome
-
Assistive Technology Practitioner
computing | technology
-
miscellaneous | unclassified
-
Accelerated Training Program
governmental | nasa
-
miscellaneous | unclassified
-
Alternative Transient Program
community | law & legal
-
miscellaneous | unclassified
-
community | non-profit organizations
-
Atlantic Power Corporation
business | toronto stock exchange
-
miscellaneous | unclassified
-
miscellaneous | unclassified
-
Autotransformer Thermal Protection
academic & science | electronics
-
miscellaneous | funnies
-
miscellaneous | unclassified
-
Action Team For Partnership
community
-
business | products
-
Adenosine Triphosphate Pubchem
miscellaneous | unclassified
-
academic & science | chemistry
-
business | occupation & positions
-
Advanced Technology Program
medical | human genome
-
governmental | military
-
Association Of Topping Pandas
miscellaneous | funnies
-
Association Of Test Publishers
miscellaneous | unclassified
-
Ammunition Transfer Point
governmental | military
-
computing | general
-
Adaption To Technical Progress
miscellaneous | unclassified
-
miscellaneous | unclassified
-
business | general
-
regional | alaska
-
Advanced Technology Partner
computing | technology
-
Autoimmune Thrombocytopaenia
medical | british medicine
-
Adenosine Triphosphate The P
miscellaneous | unclassified
-
American Tennis Promotion
community | sports