Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB5ZSB callsign genealogy
Currently held by ROSE, DON E
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 KB5ZSB's current licensee, walking backwards.
- Rose, Don ETXgranted 2019-05-30cancelled 2019-06-25
Successor callsigns
Callsigns held now by people who previously held KB5ZSB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB5ZSB, oldest first.
- ROSE, DON E TX2003-08-22 → cancelled 2015-08-25
- Rose, Don E TX2019-06-25 active