Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI4STP callsign genealogy
Currently held by Loughmiller, Stan B
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 KI4STP's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KI4STP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KI4STP, oldest first.
- Sookhai, Purnell FL2006-12-21 → cancelled 2018-12-22
- Loughmiller, Stan B FL2019-06-11 active