Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB6W callsign genealogy
Currently held by WISE JR, WILLIAM R
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 KB6W's current licensee, walking backwards.
- Schaefer, Loren DSDgranted 2022-03-16cancelled 2022-12-09
Successor callsigns
Callsigns held now by people who previously held KB6W.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB6W, oldest first.
- WISE JR, WILLIAM R CA2010-09-17 → cancelled 2022-11-18
- Schaefer, Loren D SD2022-12-09 active