Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB4TWG callsign genealogy
Currently held by Dooley, Samuel P
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 WB4TWG's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WB4TWG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB4TWG, oldest first.
- DOOLEY, GARLAND S AL1992-08-04 → cancelled 2004-08-05
- Dooley, Samuel P AL2026-01-08 active