Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0IBZ callsign genealogy
Currently held by Phillips, Tobin I
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 K0IBZ's current licensee, walking backwards.
- Phillips, Tobin ICOgranted 2022-02-28cancelled 2022-05-06
Successor callsigns
Callsigns held now by people who previously held K0IBZ.
No current licensee on record previously held this callsign.