Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF4MBG callsign genealogy
Currently held by GRAVES II, JOHN C
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 KF4MBG's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KF4MBG.
- GRAVES II, JOHN CFLgranted 2021-04-13