Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4LRB callsign genealogy
Currently held by Rios Gonzalez, Leonardo
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 KP4LRB's current licensee, walking backwards.
- Rios Gonzalez, LeonardoPRgranted 2016-09-09cancelled 2016-10-01
Successor callsigns
Callsigns held now by people who previously held KP4LRB.
No current licensee on record previously held this callsign.