Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB9ZB callsign genealogy
Currently held by SACKETT, WALTER M
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 KB9ZB's current licensee, walking backwards.
- Henry, Ronald FWIgranted 2013-06-13cancelled 2016-05-28
Successor callsigns
Callsigns held now by people who previously held KB9ZB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB9ZB, oldest first.
- SACKETT, WALTER M IN1997-05-02 → cancelled 2009-05-05
- Henry, Ronald F WI2026-03-12 active