Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4SGH callsign genealogy
Currently held by Sylvan Grove Hospital Amateur Radio Station
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 K4SGH's current licensee, walking backwards.
- KN4EELcancelledSylvan Grove Hospital Amateur Radio StationGAgranted 2017-06-23cancelled 2017-07-14
Successor callsigns
Callsigns held now by people who previously held K4SGH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4SGH, oldest first.
- WHITSON JR, CLARENCE E TN1998-08-12 → cancelled 2010-08-13
- Sylvan Grove Hospital Amateur Radio Station GA2017-07-14 active