Confidence: Medium · Source: FCC ULS · As of 2026-09-09
K0GSH callsign genealogy
Currently held by Hollenberg, Gregory S
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 K0GSH's current licensee, walking backwards.
- Hollenberg, Gregory SILgranted 2023-09-01cancelled 2024-10-04
Successor callsigns
Callsigns held now by people who previously held K0GSH.
No current licensee on record previously held this callsign.