Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI4SXS callsign genealogy
Currently held by Perkins, Justin R
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 KI4SXS's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KI4SXS.
- Perkins, Justin RGAgranted 2019-07-26cancelled 2021-08-17