Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB4GTR callsign genealogy
Currently held by WEBB, HAYWOOD E
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 KB4GTR's current licensee, walking backwards.
- WEBB, HAYWOOD EFLgranted 2010-05-07cancelled 2014-01-22
Successor callsigns
Callsigns held now by people who previously held KB4GTR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB4GTR, oldest first.
- ST CLAIR JR, SAMUEL H VA1991-01-08 → cancelled 2003-01-09
- WEBB, HAYWOOD E IL2024-01-18 active