Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4RCD callsign genealogy
Currently held by CARRASQUILLO JR, 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 KP4RCD's current licensee, walking backwards.
- CARRASQUILLO JR, ROBERTOPRgranted 2004-03-16cancelled 2011-01-19
Successor callsigns
Callsigns held now by people who previously held KP4RCD.
No current licensee on record previously held this callsign.