Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3IBO callsign genealogy
Currently held by BIAGIOLI, BILLY 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 K3IBO's current licensee, walking backwards.
- BIAGIOLI, BILLY JSCgranted 2009-12-14cancelled 2010-01-01
Successor callsigns
Callsigns held now by people who previously held K3IBO.
No current licensee on record previously held this callsign.