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

KF7J callsign genealogy

Currently held by DOBRY, LEN 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 KF7J's current licensee, walking backwards.

  1. AE7Uactive· E
    GROBBELAAR, JANWAgranted 2021-11-27
  2. KD7TEScancelled· E
    GROBBELAAR, JAN FWAgranted 2002-10-11cancelled 2011-04-16
  3. KC4TRVcancelled· G
    GROBBELAAR, JAN FWAgranted 2002-10-11cancelled 2002-11-02

Successor callsigns

Callsigns held now by people who previously held KF7J.

No current licensee on record previously held this callsign.

← Back to KF7J License history →