Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC9ZZD callsign genealogy
Currently held by Shabica, Jon 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 KC9ZZD's current licensee, walking backwards.
- Shabica, Jon EILgranted 2013-12-17cancelled 2017-08-26
Successor callsigns
Callsigns held now by people who previously held KC9ZZD.
- Shabica, Jon EILgranted 2013-12-17cancelled 2017-08-26
All historical holders
Every license row we've seen with the callsign KC9ZZD, oldest first.
- Shabica, Jon E IL2013-11-25 → cancelled 2013-12-17
- Shabica, Jon E IL2017-08-26 active