Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1STG callsign genealogy
Currently held by HENDERSON, FREDERICK W
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 K1STG's current licensee, walking backwards.
- HENDERSON, FREDERICK WCAgranted 2019-10-22cancelled 2020-06-19
Successor callsigns
Callsigns held now by people who previously held K1STG.
No current licensee on record previously held this callsign.