Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KX4BM callsign genealogy
Currently held by POWELL, 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 KX4BM's current licensee, walking backwards.
- POWELL, JASON ANCgranted 2017-01-30cancelled 2017-02-27
Successor callsigns
Callsigns held now by people who previously held KX4BM.
- POWELL, JASON ANCgranted 2017-01-30cancelled 2017-04-21