Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6SGI callsign genealogy
Currently held by Goldman, Adam 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 K6SGI's current licensee, walking backwards.
- Goldman, Adam ECAgranted 2017-01-10cancelled 2019-05-07
Successor callsigns
Callsigns held now by people who previously held K6SGI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6SGI, oldest first.
- HENDREX, JOHN E CA2004-11-30 → cancelled 2017-01-11
- Goldman, Adam E CA2019-05-07 active