Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4IR callsign genealogy
Currently held by CASANOVA, LEOVIGILDO J
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 KP4IR's current licensee, walking backwards.
- Rodriguez-Morales, Ivan MPRgranted 2019-07-10cancelled 2020-12-29
Successor callsigns
Callsigns held now by people who previously held KP4IR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KP4IR, oldest first.
- CASANOVA, LEOVIGILDO J PR2001-11-07 → cancelled 2014-02-05
- Rodriguez-Morales, Ivan M PR2020-12-29 active