Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5XDN callsign genealogy
Currently held by Del Castillo, Julio
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 N5XDN's current licensee, walking backwards.
- Del Castillo, JulioTXgranted 2020-02-20cancelled 2024-12-03
Successor callsigns
Callsigns held now by people who previously held N5XDN.
- Balli, DavidTXgranted 2019-07-25
All historical holders
Every license row we've seen with the callsign N5XDN, oldest first.
- Balli, David OK2001-12-18 → cancelled 2009-09-05
- Del Castillo, Julio TX2024-12-03 active