Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4RPB callsign genealogy
Currently held by Boretti, Raymond P
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 K4RPB's current licensee, walking backwards.
- Boretti, Raymond PHIgranted 2025-04-17cancelled 2025-05-06
Successor callsigns
Callsigns held now by people who previously held K4RPB.
No current licensee on record previously held this callsign.