Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO4NRA callsign genealogy
Currently held by Ferrante, William 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 KO4NRA's current licensee, walking backwards.
- Ferrante, William AFLgranted 2021-02-16cancelled 2021-03-04
Successor callsigns
Callsigns held now by people who previously held KO4NRA.
No current licensee on record previously held this callsign.