Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9AUD callsign genealogy
Currently held by BROSOSKY, LARRY E
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 K9AUD's current licensee, walking backwards.
- BROSOSKY, ADAM MINgranted 2019-04-29cancelled 2019-05-31
Successor callsigns
Callsigns held now by people who previously held K9AUD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9AUD, oldest first.
- BROSOSKY, LARRY E IN2014-06-03 → cancelled 2017-06-09
- BROSOSKY, ADAM M IN2019-05-31 active