Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB9JI callsign genealogy
Currently held by JI, JASPER 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 KB9JI's current licensee, walking backwards.
- JI, JASPER Jcancelled 1998-06-02
Successor callsigns
Callsigns held now by people who previously held KB9JI.
No current licensee on record previously held this callsign.