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

WO5I callsign genealogy

Currently held by BLACK, DAVID G

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 WO5I's current licensee, walking backwards.

  1. KC0JBactive· E
    BRADLEY, JAMES EIAgranted 2023-04-11
  2. KC0OXUcancelled· E
    BRADLEY, JAMES EIAgranted 2003-01-28cancelled 2011-07-06

Successor callsigns

Callsigns held now by people who previously held WO5I.

  1. WA5Vcancelled· E
    STRANGE, DREXEL LTXgranted 1999-02-03cancelled 2000-09-01

All historical holders

Every license row we've seen with the callsign WO5I, oldest first.

  • BLACK, DAVID G TX
    2022-08-02 active
  • STRANGE, DREXEL L
    — → cancelled 1999-02-03
← Back to WO5I License history →