Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6SGH callsign genealogy
Currently held by HAMMER, STEVEN
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 K6SGH's current licensee, walking backwards.
- Hammer, StevenCAgranted 2000-12-16cancelled 2003-12-30
Successor callsigns
Callsigns held now by people who previously held K6SGH.
No current licensee on record previously held this callsign.