Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK7BSM callsign genealogy
Currently held by ISOLDI, JASON A
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 KK7BSM's current licensee, walking backwards.
- Moser, BrendonUTgranted 2024-03-05cancelled 2024-03-23
Successor callsigns
Callsigns held now by people who previously held KK7BSM.
- ISOLDI, JASON AWAgranted 2021-11-23cancelled 2023-03-17
All historical holders
Every license row we've seen with the callsign KK7BSM, oldest first.
- ISOLDI, JASON A WA2021-11-02 → cancelled 2021-11-23
- Moser, Brendon UT2024-03-23 active