Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9BKD callsign genealogy
Currently held by Dudenbostel, Brian K
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 K9BKD's current licensee, walking backwards.
- Dudenbostel, Brian KILgranted 2026-02-11cancelled 2026-05-01
Successor callsigns
Callsigns held now by people who previously held K9BKD.
No current licensee on record previously held this callsign.