Federal Aviation Administration Abbreviations and Acronyms
- ATCTAirport Traffic Control Tower
- ATEAutomatic Test Equipment
- ATIDSAirport Surface Target Identification System
- ATISAutomatic Terminal Information Service
- ATMAir Traffic Management
- ATNAeronautical Telecommunications Network
- ATOMSAir Traffic Operational Management System
- ATRAir Traffic Plans and Requirements Service
- ATSAir Traffic Service
- ATSCAir Traffic Services Communications
- ATSMPAir Traffic Services Message Processor
- ATSSAir Traffic Services System
- AUIAttachment Unit Interface
- AUTOVONAutomatic Voice Network
- AVCSAttitude and Velocity Control Subsystems
- AVLNAutomatic Vehicle Location and Navigation
- AVNAviation System Standard
- AVPACAviation Vhf Packet Communications
- AVRAssociate Administrator for Regulation & Certification
- AWIPSAdvanced Weather Interactive Processing System
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