Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI4TTJ callsign genealogy
Currently held by BISHOP, THOMAS H
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 KI4TTJ'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 KI4TTJ.
- BISHOP, THOMAS HSCgranted 2007-02-21cancelled 2010-02-16