Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KP4LTJ callsign genealogy
Currently held by TORRES-REYES, LUIS
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 KP4LTJ's current licensee, walking backwards.
- TORRES-REYES, LUISPRgranted 2023-08-22cancelled 2025-07-18
Successor callsigns
Callsigns held now by people who previously held KP4LTJ.
No current licensee on record previously held this callsign.