Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC9SF callsign genealogy
Currently held by Licquia, Jim 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 AC9SF's current licensee, walking backwards.
- Licquia, Jim CILgranted 2017-02-24cancelled 2018-02-21
Successor callsigns
Callsigns held now by people who previously held AC9SF.
No current licensee on record previously held this callsign.