Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM4GFY callsign genealogy
Currently held by Davis MR, Carl L
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 KM4GFY's current licensee, walking backwards.
- Davis, Carl LFLgranted 2014-12-23cancelled 2015-05-16
Successor callsigns
Callsigns held now by people who previously held KM4GFY.
- Davis, Carl LFLgranted 2014-12-23cancelled 2015-05-16
All historical holders
Every license row we've seen with the callsign KM4GFY, oldest first.
- Davis, Carl L FL2014-11-25 → cancelled 2014-12-23
- Davis MR, Carl L FL2015-05-16 active