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

AJ4AG callsign genealogy

Currently held by FREDERICK, GENE R

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 AJ4AG's current licensee, walking backwards.

  1. K5IQBcancelled· E
    FREDERICK, GENE RALgranted 2004-08-13cancelled 2007-07-12
  2. K6IQBcancelled· E
    FREDERICK, GENE RTXgranted 1997-05-22cancelled 2004-08-13
  3. WB4IQB
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held AJ4AG.

  1. K4IQBexpired· E
    FREDERICK, GENE RALgranted 2007-08-14cancelled 2019-08-15
← Back to AJ4AG License history →