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

N3DRK callsign genealogy

Currently held by KAPPLER, DAVID R

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 N3DRK's current licensee, walking backwards.

  1. KA2PPLcancelled· G
    KAPPLER, DAVID RNJgranted 2020-01-31cancelled 2022-05-03
  2. KD2TGCcancelled· T
    Kappler, David RNJgranted 2020-01-07cancelled 2020-01-31

Successor callsigns

Callsigns held now by people who previously held N3DRK.

  1. N4DSPcancelled· E
    SHEA, JOHN ENCgranted 2016-05-23cancelled 2017-12-09

All historical holders

Every license row we've seen with the callsign N3DRK, oldest first.

  • Shea, John E NC
    1998-09-30 → cancelled 2006-06-30
  • KAPPLER, DAVID R NJ
    2022-05-03 active
← Back to N3DRK License history →