Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KP4PTT callsign genealogy
Currently held by TORRES LOPEZ, ROBERTO
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 KP4PTT's current licensee, walking backwards.
- TORRES LOPEZ, ROBERTOPRgranted 2021-03-15cancelled 2021-04-02
Successor callsigns
Callsigns held now by people who previously held KP4PTT.
No current licensee on record previously held this callsign.