Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI4JOE callsign genealogy
Currently held by Robertson, Joseph J
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 KI4JOE's current licensee, walking backwards.
- Robertson, Joseph JVAgranted 2014-07-02cancelled 2014-08-02
Successor callsigns
Callsigns held now by people who previously held KI4JOE.
- Tedder, Homer GFLgranted 2026-01-28
All historical holders
Every license row we've seen with the callsign KI4JOE, oldest first.
- Tedder, Homer G FL2005-04-08 → cancelled 2006-03-21
- Robertson, Joseph J VA2014-08-02 → cancelled 2026-08-06