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

N6TFX callsign genealogy

Currently held by Clanton, John W

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 N6TFX's current licensee, walking backwards.

  1. KI5KOTcancelled· G
    Clanton, John WTXgranted 2020-08-24cancelled 2020-09-11

Successor callsigns

Callsigns held now by people who previously held N6TFX.

  1. AA6DSactive· E
    SINGER, DAVID SCAgranted 2020-10-06

All historical holders

Every license row we've seen with the callsign N6TFX, oldest first.

  • SINGER, DAVID S CA
    1998-05-26 → cancelled 2001-01-03
  • Clanton, John W TX
    2020-09-11 active