Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB9YAC callsign genealogy
Currently held by STENBERG, ROSS W
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 KB9YAC's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KB9YAC.
- STENBERG, ROSS WILgranted 2022-03-31