Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NP4EC callsign genealogy
Currently held by CRUZ RODRIGUZ, ERICK M
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 NP4EC's current licensee, walking backwards.
- CRUZ RODRIGUZ, ERICK MPRgranted 2014-10-28cancelled 2017-05-09
Successor callsigns
Callsigns held now by people who previously held NP4EC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NP4EC, oldest first.
- BELCHER, PAUL D AK1997-05-27 → cancelled 2009-05-28
- CRUZ RODRIGUZ, ERICK M PR2017-05-09 active