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AIR TRAFFIC SERVICE

Instrument Procedures

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A generic term meaning:

  1. Flight Information Service.
  2. Alerting Service.
  3. Air Traffic Advisory Service.
  4. Air Traffic Control Service:
  5. Area Control Service, 6. Approach Control Service, or 7. Airport Control Service.

Source FAA Pilot/Controller Glossary · checked 2026-08-25

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