Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO4NGM callsign genealogy
Currently held by Franklin Jr, William V
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 KO4NGM'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 KO4NGM.
- Franklin Jr, William VKYgranted 2021-02-25cancelled 2021-06-02