Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI4RYI callsign genealogy
Currently held by BARTLESON, JONATHAN P
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 KI4RYI's current licensee, walking backwards.
- BARTLESON, JONATHAN PGAgranted 2004-08-13cancelled 2006-11-01
- KE4PSKno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KI4RYI.
- BARTLESON, JONATHAN PGAgranted 2026-01-21