Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ4BS callsign genealogy
Currently held by ADAMS, BERNARD J
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 KJ4BS's current licensee, walking backwards.
- SANABRIA, BARTOLOFLgranted 2009-11-13cancelled 2016-03-18
Successor callsigns
Callsigns held now by people who previously held KJ4BS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KJ4BS, oldest first.
- ADAMS, BERNARD J GA1995-02-22 → cancelled 2007-02-23
- SANABRIA, BARTOLO FL2026-03-20 active