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

W9DCW callsign genealogy

Currently held by WARNER, Douglas C

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 W9DCW's current licensee, walking backwards.

  1. K7USNactive· G
    Wenman, Michael LALgranted 2024-04-23
  2. KQ4PYNcancelled· G
    Wenman, Michael LALgranted 2024-03-19cancelled 2024-04-23

Successor callsigns

Callsigns held now by people who previously held W9DCW.

  1. K7USNcancelled· E
    WARNER, Douglas CWIgranted 2020-07-24cancelled 2022-03-05

All historical holders

Every license row we've seen with the callsign W9DCW, oldest first.

  • ROBERTS, WILLIAM R WI
    2008-01-18 → cancelled 2020-03-04
  • WARNER, Douglas C WI
    2020-05-02 → cancelled 2020-07-24
  • WARNER, Douglas C WI
    2022-03-05 active
← Back to W9DCW License history →