Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4JBS callsign genealogy
Currently held by SHULTZ, JOHN B
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 K4JBS's current licensee, walking backwards.
- Stephens, Jerry BALgranted 2011-11-07cancelled 2011-11-29
Successor callsigns
Callsigns held now by people who previously held K4JBS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4JBS, oldest first.
- SHULTZ, JOHN B NC1999-08-02 → cancelled 2011-08-03
- Stephens, Jerry B AL2022-01-25 active