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

K1RZW callsign genealogy

Currently held by PACKARD, DAVID C

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 K1RZW's current licensee, walking backwards.

  1. KB1PAMcancelled· G
    Copetti, MatteoCTgranted 2007-05-10cancelled 2007-06-01

Successor callsigns

Callsigns held now by people who previously held K1RZW.

  1. NN9Oactive· E
    Copetti, MatteoDEgranted 2021-04-27

All historical holders

Every license row we've seen with the callsign K1RZW, oldest first.

  • PACKARD, DAVID C NC
    1987-09-01 → cancelled 1999-09-02
  • Copetti, Matteo DE
    2018-11-07 → cancelled 2021-04-27
← Back to K1RZW License history →