Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK4CJD callsign genealogy
Currently held by Lake County Sheriffs Office STARS Sheriffs Tactical Amateur Radio Support
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 KK4CJD'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 KK4CJD.
- K4LAKactiveLake County Sheriffs Office STARS Sheriffs Tactical Amateur Radio SupportFLgranted 2024-03-20