Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF9EZ callsign genealogy
Currently held by Norris, William 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 KF9EZ's current licensee, walking backwards.
- Norris, William JWIgranted 2006-04-03cancelled 2006-04-28
Successor callsigns
Callsigns held now by people who previously held KF9EZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KF9EZ, oldest first.
- NORRIS, WILLIAM J WI1991-08-06 → cancelled 2003-08-07
- Norris, William J WI2016-03-14 active