Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7ZRH callsign genealogy
Currently held by BROCKUS, JILL 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 KB7ZRH's current licensee, walking backwards.
- HEAD, ZACHARY RAZgranted 2017-11-22cancelled 2017-12-15
Successor callsigns
Callsigns held now by people who previously held KB7ZRH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB7ZRH, oldest first.
- BROCKUS, JILL A ID1993-12-14 → cancelled 2005-12-15
- HEAD, ZACHARY R AZ2017-12-15 active