Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NP3HD callsign genealogy
Currently held by DELGADO, HECTOR 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 NP3HD's current licensee, walking backwards.
- DELGADO, HECTOR LPRgranted 2009-12-01cancelled 2011-01-19
Successor callsigns
Callsigns held now by people who previously held NP3HD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NP3HD, oldest first.
- DE JESUS, CALISTO PR1996-11-04 → cancelled 2008-11-05
- DELGADO, HECTOR L FL2021-01-09 active