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

KB0ZCI callsign genealogy

Currently held by HARWOOD, LEROY 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 KB0ZCI's current licensee, walking backwards.

  1. KA7RZK
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held KB0ZCI.

  1. KD7JKUcancelled· G
    Harwood, Leroy AWAgranted 1996-12-05cancelled 2002-03-20