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

KB4UR callsign genealogy

Currently held by BROCK, LOWRY J

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 KB4UR's current licensee, walking backwards.

  1. K4RURcancelled· E
    BROCK, LOWRY JFLgranted 2022-03-15cancelled 2026-01-27
  2. KE4RURcancelled· T
    BROCK, LOWRY JFLgranted 1999-06-17cancelled 2002-04-02

Successor callsigns

Callsigns held now by people who previously held KB4UR.

No current licensee on record previously held this callsign.

← Back to KB4UR License history →