Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9YQ callsign genealogy
Currently held by HOFMANN, PETRA L
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 K9YQ's current licensee, walking backwards.
- HOFMANN, PETRA LILgranted 2025-04-25cancelled 2026-05-12
Successor callsigns
Callsigns held now by people who previously held K9YQ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9YQ, oldest first.
- Karla, Walter K IL2014-02-25 → cancelled 2026-04-24
- HOFMANN, PETRA L IL2026-05-12 active