Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9RBZ callsign genealogy
Currently held by Culver, Ralph D
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 K9RBZ's current licensee, walking backwards.
- Culver, Ralph DWIgranted 2025-09-17cancelled 2025-12-09
Successor callsigns
Callsigns held now by people who previously held K9RBZ.
No current licensee on record previously held this callsign.