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

K4CW callsign genealogy

Currently held by Tadlock, Larry A

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 K4CW's current licensee, walking backwards.

  1. KB4PGcancelled· E
    Tadlock, Larry AVAgranted 1997-08-21cancelled 2002-08-02
  2. KS4BIcancelled
    cancelled 1997-08-21

Successor callsigns

Callsigns held now by people who previously held K4CW.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K4CW, oldest first.

  • CROWSON, HERBERT TX
    1994-06-15 → cancelled 2000-06-25
  • Tadlock, Larry A VA
    2022-07-08 active
← Back to K4CW License history →