Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5ZB callsign genealogy
Currently held by BROTHERMAN SR, JOHN O
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 K5ZB's current licensee, walking backwards.
- STIMSON, DAMIENARgranted 2016-04-01cancelled 2019-03-05
Successor callsigns
Callsigns held now by people who previously held K5ZB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5ZB, oldest first.
- BROTHERMAN SR, JOHN O TX2006-11-18 → cancelled 2019-02-13
- STIMSON, DAMIEN AR2019-03-05 active