Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA5RBZ callsign genealogy
Currently held by WALKER SR, RONALD 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 KA5RBZ's current licensee, walking backwards.
- Zeisler, Rodger BTXgranted 2023-02-22cancelled 2023-03-13
Successor callsigns
Callsigns held now by people who previously held KA5RBZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA5RBZ, oldest first.
- WALKER SR, RONALD A TX1988-08-09 → cancelled 2000-08-10
- Zeisler, Rodger B TX2023-03-13 active