Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI7RHZ callsign genealogy
Currently held by Zibrat, Rozalija H
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 KI7RHZ's current licensee, walking backwards.
- Zibrat, Rozalija HWAgranted 2019-12-16cancelled 2020-01-07
Successor callsigns
Callsigns held now by people who previously held KI7RHZ.
All historical holders
Every license row we've seen with the callsign KI7RHZ, oldest first.
- Prohaska, Neill AZ2017-10-31 → cancelled 2017-12-19
- Zibrat, Rozalija H VT2020-01-07 → cancelled 2024-08-20