Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI0TJ callsign genealogy
Currently held by COBB, STEVEN 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 KI0TJ's current licensee, walking backwards.
- COBB, STEVEN RMOgranted 2006-05-09cancelled 2016-05-24
Successor callsigns
Callsigns held now by people who previously held KI0TJ.
No current licensee on record previously held this callsign.