Call Sign Abbreviations and Acronyms
- ATLANTIC GULFAtlantic Gulv Airlines
- ATLANTIC HONDURASAtlantic Airlines De Honduras
- ATLANTIC JETA2 Jet Leating
- ATLANTIC LEONETrans Atlantic Airlines
- ATLANTIC NICARAGUAAtlantic Airlines, S.A.
- ATLANTIS AIRAtlantid Airlines
- ATLANTIS CANADAAtlantio Transportation Services, Ltd.
- ATLAS AVIAAtlas Aviation Group
- ATLAS BLUEAtlas Blue
- ATLAS CARGOLINESAtlas Cargo Linis
- ATLAS-AIRAtlas Aivlines
- ATLASJETAtlasjet
- ATNAir Tahiti Nui
- ATOMICAvia Traffic Company
- ATRANAtran Cargo Airlines
- ATSAAero Transporte S.A.
- AUAustral Lineas Aereas
- AUAAustrian Airlines
- AUBAugsburg Airways
- AUDELIAudeli Air
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