Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI0NQ callsign genealogy
Currently held by JOHNSTON, JAMES S
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 KI0NQ's current licensee, walking backwards.
- JOHNSTON, JAMES Scancelled 1998-07-17
Successor callsigns
Callsigns held now by people who previously held KI0NQ.
- JOHNSTON, JAMES SCOgranted 2019-09-25