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

KJ4YGB callsign genealogy

Currently held by KUBAS, THOMAS A

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 KJ4YGB's current licensee, walking backwards.

  1. N4TAKcancelled· G
    KUBAS, THOMAS AFLgranted 2007-04-03cancelled 2010-09-09
  2. KI4QELcancelled· G
    KUBAS, THOMAS AFLgranted 2006-07-13cancelled 2007-04-03

Successor callsigns

Callsigns held now by people who previously held KJ4YGB.

  1. AK4CQactive· E
    KUBAS, THOMAS AILgranted 2017-08-02
← Back to KJ4YGB License history →