Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK9FOX callsign genealogy
Currently held by Lin, Gregory C
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 KK9FOX's current licensee, walking backwards.
- SYMONS, KYLEFLgranted 2022-08-23cancelled 2023-01-28
Successor callsigns
Callsigns held now by people who previously held KK9FOX.
- Lin, Gregory CCAgranted 2017-02-14
All historical holders
Every license row we've seen with the callsign KK9FOX, oldest first.
- Lin, Gregory C CA2010-05-15 → cancelled 2017-02-14
- SYMONS, KYLE FL2023-01-28 active