Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KJ4ADA callsign genealogy
Currently held by Yerkes Jr, Leicester A
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 KJ4ADA's current licensee, walking backwards.
- Yerkes Jr, Leicester AVAgranted 2007-02-28cancelled 2007-10-25
Successor callsigns
Callsigns held now by people who previously held KJ4ADA.
No current licensee on record previously held this callsign.