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66-4389

523 registered

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ActiveManufacturer Northrop Model T-38
Representative photo of a Northrop T-38Type photo — not this specific aircraftPhoto: Unknown · Public domain
This aircraft is a
Northrop T-38(T38)
Full specs

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Flight activity

(98 tracking legs recorded)
Last 30 days
40
Last 90 days
85
Last seen
30 Oct 2026
Tracked since
3 Jun 2026

Frequent routes: KRND → KRND (36)

  • KRND → KRND30 Oct 2026 · 0h 53m
  • … → KRND26 Oct 2026 · 4h 42m
  • … → KRND22 Oct 2026 · 2h 20m
  • KRND → KRND22 Oct 2026 · 2h 20m
  • KRND → KRND22 Oct 2026 · 0h 48m
  • … → KRND22 Oct 2026 · 2h 53m
  • … → KRND22 Oct 2026 · 3h 45m
  • … → KRND21 Oct 2026 · 2h 25m
  • KRND → KRND21 Oct 2026 · 2h 27m
  • … → KRND21 Oct 2026 · 1h 01m

Showing the 10 most recent distinct flights. The total counts every raw ADS-B tracking leg, including repeat observations and sub-5-minute artifacts.

From ADS-B observations collected since May 2026. Coverage depends on ground-receiver density; gaps do not mean the aircraft did not fly.

How common is this aircraft?
523Northrop T-38 registered worldwide

Common. More common than 92% of the aircraft models we track.

More T-38 aircraft

Other T-38 airframes by tail number — same model as 66-4389.

See all 523 registered T-38
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Registration history

(1)
  • 66-4389USACTIVE
    Unknown owner
    —

Owner names are published by the issuing civil registry (FAA / CCARCS / CASA / ANAC / NZ CAA). Owner addresses present in the source are not republished here. Registered owner? Request removal

66-4389 — frequently asked
What aircraft model is 66-4389?

66-4389 is a Northrop T-38. Sprinkle's record for 66-4389 covers its lineage, ownership history and specifications.

Is 66-4389 currently active?

Registry records list 66-4389's status as Active, registered in United States — a Northrop T-38.

What is the ICAO24 / Mode S code for 66-4389?

66-4389's ICAO24 (Mode S) transponder code is ADFF4D — the hex address the Mode S transponder on this Northrop T-38 broadcasts.