Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4GCM callsign genealogy
Currently held by Miller, Gordon
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 K4GCM's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K4GCM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4GCM, oldest first.
- GREGSON II, WILFRED J VA1997-07-29 → cancelled 2009-07-30
- Miller, Gordon SC2020-01-03 active