Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NP4JA callsign genealogy
Currently held by SALDANA-ROBLES, JAVIER 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 NP4JA's current licensee, walking backwards.
- Saldana-Robles, Javier APRgranted 2003-12-24cancelled 2004-09-10
Successor callsigns
Callsigns held now by people who previously held NP4JA.
No current licensee on record previously held this callsign.