Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1SGL callsign genealogy
Currently held by Gill, Stephen A
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 K1SGL's current licensee, walking backwards.
- Gill, Stephen AMEgranted 2017-05-03cancelled 2017-08-12
Successor callsigns
Callsigns held now by people who previously held K1SGL.
- Gill, Stephen AMEgranted 2019-05-03cancelled 2021-09-04