Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB4GKB callsign genealogy
Currently held by Hall, Charles 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 WB4GKB's current licensee, walking backwards.
- HALL, CHARLES RSCgranted 2018-05-21cancelled 2018-06-08
Successor callsigns
Callsigns held now by people who previously held WB4GKB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB4GKB, oldest first.
- HALL, RUSSELL D NC1987-10-06 → cancelled 1999-10-07
- Hall, Charles R SC2018-06-08 active