Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO6OJH callsign genealogy
Currently held by Andelin, Joseph 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 KO6OJH'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 KO6OJH.
- Andelin, Joseph ACAgranted 2026-07-02cancelled 2026-08-22