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

K4PKM callsign genealogy

Currently held by Gulley, Robert

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 K4PKM's current licensee, walking backwards.

  1. AK3Qactive· E
    Zavelson-Cox, William DCAgranted 2021-08-10
  2. AI6SJcancelled· E
    Zavelson-Cox, William DCAgranted 2016-05-27cancelled 2021-08-10
  3. KM6DCMcancelled· E
    Zavelson-Cox, William DCAgranted 2016-05-27cancelled 2016-08-23

Successor callsigns

Callsigns held now by people who previously held K4PKM.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K4PKM, oldest first.

  • CARTER, RALPH K TN
    1993-07-27 → cancelled 2005-07-28
  • Gulley, Robert KY
    2019-05-03 active
← Back to K4PKM License history →