Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ4KNX callsign genealogy
Currently held by Harris Jr, Otis A
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 KJ4KNX'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 KJ4KNX.
- HARRIS JR, OTIS AVAgranted 2019-02-02