Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KG5JM callsign genealogy
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 KG5JM's current licensee, walking backwards.
- MacDonald, John RTXgranted 2013-10-28cancelled 2014-06-10
Successor callsigns
Callsigns held now by people who previously held KG5JM.
- TURNER, CHARLES VTXgranted 1997-09-17cancelled 2009-09-18
All historical holders
Every license row we've seen with the callsign KG5JM, oldest first.
- MacDonald, John R TX2024-03-19 active
- —— → cancelled 1997-09-17