Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB9ZFC callsign genealogy
Currently held by VAUGHN, WILLIAM 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 KB9ZFC's current licensee, walking backwards.
- VAUGHN, WILLIAM JILgranted 1998-04-23cancelled 2001-04-02
Successor callsigns
Callsigns held now by people who previously held KB9ZFC.
- VAUGHN, WILLIAM JILgranted 2022-11-02