Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4JJ callsign genealogy
Currently held by ENCARNACION, ENRIQUE
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 KP4JJ's current licensee, walking backwards.
- BURGOS, JOSE JPRgranted 2011-06-08cancelled 2018-09-11
Successor callsigns
Callsigns held now by people who previously held KP4JJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KP4JJ, oldest first.
- ENCARNACION, ENRIQUE PR1995-11-13 → cancelled 2007-11-14
- BURGOS, JOSE J PR2018-09-11 active