Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4IGI callsign genealogy
Currently held by izquierdo, irving g
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 KP4IGI's current licensee, walking backwards.
- IZQUIERDO-RIVERA, IRVING GPRgranted 2015-04-14cancelled 2016-09-10
Successor callsigns
Callsigns held now by people who previously held KP4IGI.
No current licensee on record previously held this callsign.