Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KG1M callsign genealogy
Currently held by MUMLEY, GREGORY J
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 KG1M's current licensee, walking backwards.
- Read, Lawton DMAgranted 2010-10-13cancelled 2011-02-15
Successor callsigns
Callsigns held now by people who previously held KG1M.
- MINEHAN, JOHN HCTgranted 2016-08-13
All historical holders
Every license row we've seen with the callsign KG1M, oldest first.
- MUMLEY, GREGORY J VT1999-01-28 → cancelled 2011-01-08
- Read, Lawton D NH2021-01-09 active