Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KP4YLV callsign genealogy
Currently held by Vargas-Rivera, Yoshua 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 KP4YLV's current licensee, walking backwards.
- Vargas-Rivera, Yoshua LPRgranted 2015-11-03cancelled 2015-11-24
Successor callsigns
Callsigns held now by people who previously held KP4YLV.
No current licensee on record previously held this callsign.