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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

N9JTT callsign genealogy

Currently held by TROUTT, JONATHAN T

The FCC publishes a previous_call_sign on every amateur license — a self-link to the licensee's prior callsign. Following those links produces the chain below.

Previous callsigns

Older callsigns held by N9JTT's current licensee, walking backwards.

  1. KD9JTMcancelled· T
    TROUTT, JOHATHAN TINgranted 2017-11-27cancelled 2018-10-23

Successor callsigns

Callsigns held now by people who previously held N9JTT.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N9JTT, oldest first.

  • WINES, JUDITH F IN
    1992-05-19 → cancelled 2004-05-20
  • TROUTT, JONATHAN T IN
    2018-10-23 active