Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9BSD callsign genealogy
Currently held by PRESTEL, JEROME V
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 K9BSD's current licensee, walking backwards.
- TEDROW, TIMOTHY RSCgranted 2022-11-15cancelled 2024-11-26
Successor callsigns
Callsigns held now by people who previously held K9BSD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9BSD, oldest first.
- PRESTEL, JEROME V IN2010-08-28 → cancelled 2022-10-25
- TEDROW, TIMOTHY R SC2024-11-26 active