Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KZ9ACK callsign genealogy
Currently held by Brickley Jr, Robert J
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 KZ9ACK's current licensee, walking backwards.
- Brickley Jr, Robert JINgranted 2020-05-15cancelled 2020-06-30
Successor callsigns
Callsigns held now by people who previously held KZ9ACK.
- Brickley Jr, Robert JINgranted 2021-05-07