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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

K4SCV callsign genealogy

Currently held by PALMER JR, WILLIAM J

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 K4SCV's current licensee, walking backwards.

  1. KB4COcancelled· E
    O Neill, Carlos RTNgranted 2018-03-06cancelled 2024-10-04
  2. KX4IScancelled· E
    O Neill, Carlos RTNgranted 2017-07-07cancelled 2018-03-06
  3. KN4JUIcancelled· E
    O Neill, Carlos RTNgranted 2017-07-07cancelled 2018-02-16
  4. KK4CROcancelled· G
    O Neill, Carlos RTNgranted 2017-07-07cancelled 2018-02-16
  5. KN4EACcancelled· T
    O Neill, Carlos RTNgranted 2017-06-16cancelled 2017-07-07

Successor callsigns

Callsigns held now by people who previously held K4SCV.

  1. KD6IJUcancelled· G
    PALMER JR, WILLIAM JALgranted 2002-03-29cancelled 2003-09-26

All historical holders

Every license row we've seen with the callsign K4SCV, oldest first.

  • PALMER JR, WILLIAM J AL
    2001-05-30 → cancelled 2002-03-29
  • CANNON, RANDY R SC
    2026-01-28 active
← Back to K4SCV License history →