Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4JRM callsign genealogy
Currently held by MELENDEZ TORRES, JOSE R
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 KP4JRM's current licensee, walking backwards.
- Melendez Torres, Jose RPRgranted 2002-05-30cancelled 2003-07-04
Successor callsigns
Callsigns held now by people who previously held KP4JRM.
No current licensee on record previously held this callsign.