Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4FJC callsign genealogy
Currently held by Caballero, Fernando 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 N4FJC's current licensee, walking backwards.
- Caballero, Fernando JGAgranted 2011-03-28cancelled 2014-02-25
Successor callsigns
Callsigns held now by people who previously held N4FJC.
No current licensee on record previously held this callsign.