Confidence: Medium · Source: FCC ULS · As of 2026-09-15
KK4FXD callsign genealogy
Currently held by Adams Jr, Richard G
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 KK4FXD'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 KK4FXD.
- Adams Jr, Richard GTNgranted 2013-12-06cancelled 2026-03-07