Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0OJL callsign genealogy
Currently held by FITZGERALD, FREDERICK R
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 K0OJL'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 K0OJL.
- Fitzgerald, Frederick RAZgranted 2009-02-19cancelled 2012-01-31