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

AC9UJ callsign genealogy

Currently held by Garrington, Robert J

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 AC9UJ's current licensee, walking backwards.

  1. AC9IPcancelled· E
    Garrington, Robert JWIgranted 2016-04-27cancelled 2019-03-05
  2. KC9JLZcancelled· E
    Garrington, Robert JWIgranted 2006-05-11cancelled 2014-06-05

Successor callsigns

Callsigns held now by people who previously held AC9UJ.

  1. KJ9Tactive· E
    Garrington, Robert JWIgranted 2023-05-02
← Back to AC9UJ License history →