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

K7IZR callsign genealogy

Currently held by ST ANDRE, RICHARD E

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 K7IZR's current licensee, walking backwards.

  1. KG7AHVcancelled· T
    Stum, Justin KUTgranted 2012-12-20cancelled 2013-11-23

Successor callsigns

Callsigns held now by people who previously held K7IZR.

  1. K7CIAactive· T
    Stum, JustinUTgranted 2023-12-02

All historical holders

Every license row we've seen with the callsign K7IZR, oldest first.

  • ST ANDRE, RICHARD E AZ
    1996-03-14 → cancelled 2008-03-15
  • Stum, Justin K UT
    2013-11-23 → cancelled 2013-12-13