Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3DNP callsign genealogy
Currently held by Castillo, Gabriel
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 K3DNP's current licensee, walking backwards.
- Castillo, GabrielCAgranted 2026-01-22cancelled 2026-03-03
Successor callsigns
Callsigns held now by people who previously held K3DNP.
No current licensee on record previously held this callsign.