Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC6M callsign genealogy
Currently held by Buberl, Glenn E
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 KC6M's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KC6M.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC6M, oldest first.
- BUBERL, JERRY C CA2003-05-08 → cancelled 2011-03-11
- Buberl, Glenn E CA2021-07-31 active