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

W4TH callsign genealogy

Currently held by WILKES SR, CECIL 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 W4TH's current licensee, walking backwards.

  1. AC0ZCcancelled· E
    Jackson, Ronald KCOgranted 2011-06-23cancelled 2012-03-13
  2. KD0OZWcancelled· E
    Jackson, Ronald KCOgranted 2011-06-23cancelled 2012-02-15

Successor callsigns

Callsigns held now by people who previously held W4TH.

  1. N4YIcancelled· E
    WILKES SR, CECIL WALgranted 2010-02-23cancelled 2011-06-07

All historical holders

Every license row we've seen with the callsign W4TH, oldest first.

  • HIX, THOMAS K AL
    2006-12-01 → cancelled 2006-12-21
  • WILKES SR, CECIL W AL
    2009-04-07 → cancelled 2010-02-23
  • Jackson, Ronald K CO
    2022-02-08 active
← Back to W4TH License history →