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

K4GZR callsign genealogy

Currently held by RICE, GARY A

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 K4GZR's current licensee, walking backwards.

  1. KR4CSHcancelled· T
    Bordenkircher, TomSCgranted 2023-01-14cancelled 2025-05-16
  2. K4NXScancelled· T
    Bordenkircher, TomSCgranted 2023-01-14cancelled 2025-03-29
  3. KD4SIXcancelled· T
    Bordenkircher, TomSCgranted 2022-04-26cancelled 2023-01-14
  4. K4EEOactive· G
    Ridgeway, George AFLgranted 2026-02-10
  5. KC2HOVcancelled· G
    Ridgeway, George AFLgranted 2020-12-04cancelled 2026-02-10

Successor callsigns

Callsigns held now by people who previously held K4GZR.

  1. W4BVDactive· E
    RICE, GARY AGAgranted 2019-10-01

All historical holders

Every license row we've seen with the callsign K4GZR, oldest first.

  • RICE, GARY A GA
    1998-06-10 → cancelled 1999-12-10
  • Bordenkircher, Tom SC
    2025-05-16 active
← Back to K4GZR License history →