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

AA9DJ callsign genealogy

Currently held by Johnson, Daniel K

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 AA9DJ's current licensee, walking backwards.

  1. K0DKJcancelled· E
    Johnson, Daniel KILgranted 2021-07-27cancelled 2021-08-14
  2. KD9QJXcancelled· E
    Johnson, Daniel KILgranted 2020-09-21cancelled 2021-07-27

Successor callsigns

Callsigns held now by people who previously held AA9DJ.

  1. K9TYactive· E
    NELSON, DAVID MWIgranted 2026-08-11
← Back to AA9DJ License history →