Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KP4MZU callsign genealogy
Currently held by RODRIGUEZ TORRES, JOSE A
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 KP4MZU's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KP4MZU.
- RODRIGUEZ TORRES, JOSE APRgranted 2025-02-11