Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM4JST callsign genealogy
Currently held by BURLING, CHARLES
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 KM4JST's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KM4JST.
- BURLING, CHARLESPAgranted 2020-11-13