Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB5GTJ callsign genealogy
Currently held by GRAY, FRED M
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 WB5GTJ's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WB5GTJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB5GTJ, oldest first.
- GRAY, HAROLD OK1996-12-03 → cancelled 2008-12-04
- GRAY, FRED M OK2020-05-21 active