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

KA9I callsign genealogy

Currently held by SANDERS JR, JOHN B

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 KA9I's current licensee, walking backwards.

  1. KD9HJRcancelled· E
    Brandon, Joseph TILgranted 2016-11-18cancelled 2021-06-25

Successor callsigns

Callsigns held now by people who previously held KA9I.

  1. AK9Pactive· E
    Patel, Kunal YILgranted 2019-06-04
  2. K9PPactive· E
    SIMON, JULIUS LILgranted 2016-08-08

All historical holders

Every license row we've seen with the callsign KA9I, oldest first.

  • SANDERS JR, JOHN B IN
    2008-12-20 → cancelled 2017-04-13
  • Patel, Kunal Y IL
    2019-05-03 → cancelled 2019-06-04
  • Brandon, Joseph T IL
    2021-06-25 active
← Back to KA9I License history →