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

KJ4IZJ callsign genealogy

Currently held by Robbins, Rick L

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 KJ4IZJ's current licensee, walking backwards.

  1. KE5WLScancelled· G
    Robbins, Rick LTNgranted 2008-06-10cancelled 2009-01-21
  2. KJ4EQQcancelled· G
    Robbins, Rick LTXgranted 2008-06-10cancelled 2008-09-27

Successor callsigns

Callsigns held now by people who previously held KJ4IZJ.

  1. K4YPSactive· E
    ROBBINS, RICK LTNgranted 2026-01-07
← Back to KJ4IZJ License history →