Governmental & Military Abbreviations and Acronyms
- ATMPAir Target Materials Program
- ATMRPPATM Requirements and Performance Panel
- ATMSAdvanced Traffic Management System
- ATMSAdvanced Transportation Management System
- ATMSAutomatic Text Management System
- ATMTEAtmospheric Technology
- ATNAeronautical Telecommunications Network
- ATNAir Tahiti Nui
- ATNAlabama Technology Network
- ATNAeronautical Telecommunication Network
- ATNAAAVIATION ELECTRONICS TECHNICIAN (NAVIGATION) AIRMAN APPRENTICE
- ATNCAVIATION ELECTRONICS TECHNICIAN (NAVIGATION) CHIEF PETTY OFFICER
- ATNPAeronautical Telecommunications Network Panel
- ATNSAir Traffic and Navigation Services Company Limited
- ATOAbort To Orbit
- ATOAutomatic Train Operation
- ATOAnti Terrorist Organization
- ATOAutomatic Take Off
- ATOAutomatic Transmission Out
- ATOAutomatic Turn-On
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