Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KA9UJI callsign genealogy
Currently held by Salkowski Jr, 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 KA9UJI'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 KA9UJI.
- Salkowski Jr, Joseph JIAgranted 2022-02-04cancelled 2025-05-28