Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4CZ callsign genealogy
Currently held by Baker, Barry 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 K4CZ's current licensee, walking backwards.
- Baker, Barry ANCgranted 2004-08-25cancelled 2005-08-19
Successor callsigns
Callsigns held now by people who previously held K4CZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4CZ, oldest first.
- HALL, HENRY C KY1997-10-08 → cancelled 2000-06-28
- Baker, Barry A NC2025-06-07 active