Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NP4FC callsign genealogy
Currently held by CANDELARIO, FELIX L
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 NP4FC's current licensee, walking backwards.
- CANDELARIO, FELIX LPRgranted 2011-02-23cancelled 2016-08-30
Successor callsigns
Callsigns held now by people who previously held NP4FC.
No current licensee on record previously held this callsign.