The meaning of the Acronym ATN is...

ATN is

• All Together Now
• Augmented Transition Network
• The Aviation Training Network
• All Transport Needs
• Another Turd Not Needed

More Meanings For ATN:

• All Together Now
• Augmented Transition Network
• The Aviation Training Network
• All Transport Needs
• Another Turd Not Needed
• Acute tubular necrosis
• Action Performance Companies
• Aeronautical Telecommunications Network
• Namatanai, Papua New Guinea

ATN is also in:

• Airport Codes
• NYSE Symbols
• Physiology
• Transportation
• Unfiled