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SQUAWK (Mode, Code, Function)

Pilot/Controller Glossary with JO 7110.65BB, Change 3, effective July 9, 2026 · Official text on faa.gov

Used by ATC to instruct a pilot to activate the aircraft transponder and ADS-B Out with altitude reporting enabled, or (military) to activate only specific modes, codes, or functions. Examples: “Squawk five seven zero seven;” “Squawk three/alpha, two one zero five.”

See TRANSPONDER.

In the 7110.65

Used in 15 paragraphs of JO 7110.65BB.

  1. 2-1-13Formation Flights
  2. 5-2-1Assignment Criteria
  3. 5-2-4Radio Failure
  4. 5-2-6Unmanned Aircraft Systems (UAS) Lost Link
  5. 5-2-7VFR Code Assignments
  6. 5-2-8Beacon Codes for Pressure Suit Flights and Flights Above Fl 600
  7. 5-2-18Automatic Altitude Reporting
  8. 5-2-22Inoperative or Malfunctioning Ads-B Transmitter
  9. 5-3-3Beacon/Ads-B Identification Methods
  10. 5-4-6Receiving Controller Handoff
  11. 9-2-6IFR Military Training Routes
  12. 9-2-10ATC Security Services for the Washington, Dc, Special Flight Rules Area (dc Sfra)
  13. 9-2-13Military Aerial Refueling
  14. 10-2-6Hijacked Aircraft
  15. 14-3-3Abnormal Conditions