Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9MHJ callsign genealogy
Currently held by Gilkey, John 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 KC9MHJ'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 KC9MHJ.
- Gilkey, John LINgranted 2022-03-01