Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB5LKZ callsign genealogy
Currently held by HOLBROOK JR, ROBERT 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 KB5LKZ's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KB5LKZ.
- HOLBROOK JR, ROBERT LTXgranted 2020-06-16