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

KD3RH callsign genealogy

Currently held by FRIEND, DONALD F

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 KD3RH's current licensee, walking backwards.

  1. N4SDTactive· E
    GANN, JAMES ATNgranted 2024-09-07
  2. KU4LTcancelled· E
    GANN, JAMES ATNgranted 1997-10-29cancelled 2004-08-03
  3. KE4QHKcancelled· P
    GANN, JAMES Acancelled 1997-10-29

Successor callsigns

Callsigns held now by people who previously held KD3RH.

  1. W3OBXcancelled· E
    FRIEND, DONALD FMDgranted 2019-12-31cancelled 2021-04-23
← Back to KD3RH License history →