Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5RBZ callsign genealogy
Currently held by Zachry, Ryan B
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 K5RBZ's current licensee, walking backwards.
- Zachry, Ryan BTXgranted 2004-11-30cancelled 2008-09-27
Successor callsigns
Callsigns held now by people who previously held K5RBZ.
No current licensee on record previously held this callsign.