Abbreviations beginning with A

ATG2Aviation Electronics Technician (ground) Petty Officer Second Class
Governmental » Navy

ATG3Aviation Electronics Technician (ground) Petty Officer Third Class
Governmental » Navy

ATGAAustin Tour Guide Association
Community » Associations

ATGAAustralian Table Grape Association
Community » Associations

ATGAAustralian Table Grape Association
Regional » Australian

ATGAAAviation Electronics Technician (ground) Airman Apprentice
Governmental » Navy

ATGANAviation Electronics Technician (ground) Airman
Governmental » Navy

ATGARAviation Electronics Technician (ground) Airman Recruit
Governmental » Navy

ATGARU.S. Air Force's Anti-Tank Guided Aircraft Rocket
Governmental » Military

ATGASAutomated Tracer Gas Analysis System
Academic & Science » Chemistry

ATGASAted Tracer Gas Analysis System
Miscellaneous » Unclassified

ATGASAutomated Tracer Gas Analysis System
Miscellaneous » Unclassified

ATGATTAll The Gear All The Time on the
Miscellaneous » Unclassified

ATGBMAssociation des Technologues en Génie Biomédical (French: Association of Biomedical Engineering Technologists; Canada)
Academic & Science

ATGCAdenine,Thymine, Guanine, Cytosine
Academic & Science

ATGCAssociation of Therapeutic Goods Consultants
Community » Associations

ATGCAsiantaeth Trwyddedu Hywyr A Cherbydau (Welsh: Driver and Vehicle Licensing Agency, UK)
Governmental