Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AG4IZ callsign genealogy
Currently held by HUBBARD, 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 AG4IZ's current licensee, walking backwards.
- HUBBARD, BILLY JKYgranted 2001-02-22cancelled 2001-05-22
Successor callsigns
Callsigns held now by people who previously held AG4IZ.
No current licensee on record previously held this callsign.