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

WD9T callsign genealogy

Currently held by ARZUAGAS, CARLOS

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 WD9T's current licensee, walking backwards.

  1. N7DEScancelled· E
    Despe, Wilfred JILgranted 2016-11-08cancelled 2019-04-20
  2. KD9HEBcancelled· G
    Despe, Wilfred JILgranted 2016-10-20cancelled 2016-11-08

Successor callsigns

Callsigns held now by people who previously held WD9T.

  1. W9FEactive· E
    ARZUAGAS, CARLOSILgranted 2017-02-10

All historical holders

Every license row we've seen with the callsign WD9T, oldest first.

  • ARZUAGAS, CARLOS IL
    2011-04-26 → cancelled 2017-02-10
  • Despe, Wilfred J IL
    2019-04-20 active
← Back to WD9T License history →