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

WW1B callsign genealogy

Currently held by DOUGLAS, GEORGE D

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 WW1B's current licensee, walking backwards.

  1. KJ5MDZcancelled· E
    HOLMES, MICHAEL WTXgranted 2024-10-22cancelled 2025-09-20
  2. KJ5ILYcancelled· G
    HOLMES, MICHAEL WTXgranted 2024-10-22cancelled 2025-07-21

Successor callsigns

Callsigns held now by people who previously held WW1B.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign WW1B, oldest first.

  • DOUGLAS, GEORGE D NY
    2013-06-06 → cancelled 2025-09-03
  • HOLMES, MICHAEL W TX
    2025-09-20 active