Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4DSP callsign genealogy
Currently held by Gonzalez Girona, Osvaldo J
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 KP4DSP's current licensee, walking backwards.
- Gonzalez Girona, Osvaldo JVAgranted 2012-01-31cancelled 2018-02-17
Successor callsigns
Callsigns held now by people who previously held KP4DSP.
No current licensee on record previously held this callsign.