Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB5KBH callsign genealogy
Currently held by HALLMARK III, KB
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 KB5KBH's current licensee, walking backwards.
- HALLMARK III, KBTXgranted 2023-03-07cancelled 2024-09-28
Successor callsigns
Callsigns held now by people who previously held KB5KBH.
- DUQUE, ANTONIO GTXgranted 1991-04-23cancelled 2003-04-24