Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI4PER callsign genealogy
Currently held by Brown III, Theodore 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 KI4PER'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 KI4PER.
- Brown III, Theodore AFLgranted 2026-01-27