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

AJ4RN callsign genealogy

Currently held by Amato, Carl P

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 AJ4RN's current licensee, walking backwards.

  1. KD7AMBcancelled· E
    Amato, Carl PFLgranted 2002-01-31cancelled 2009-07-08
  2. KD4IQMcancelled
    cancelled 1998-02-20

Successor callsigns

Callsigns held now by people who previously held AJ4RN.

  1. WD4CPAactive· E
    Amato, Carl PFLgranted 2016-12-20
← Back to AJ4RN License history →