Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ4CY callsign genealogy
Currently held by YOUNG, CHARLTON M
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 KJ4CY's current licensee, walking backwards.
- YOUNG, CHARLTON MKYgranted 2010-03-12cancelled 2018-11-27
Successor callsigns
Callsigns held now by people who previously held KJ4CY.
No current licensee on record previously held this callsign.