Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2QQQ callsign genealogy
Currently held by Horowitz, Aaron 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 K2QQQ's current licensee, walking backwards.
- Horowitz, Aaron JFLgranted 2024-04-11cancelled 2024-05-03
Successor callsigns
Callsigns held now by people who previously held K2QQQ.
All historical holders
Every license row we've seen with the callsign K2QQQ, oldest first.
- Fink, Richard R NJ2007-05-05 → cancelled 2009-06-27
- Horowitz, Aaron J FL2024-05-03 → cancelled 2024-08-06