Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9ZST callsign genealogy
Currently held by Bateman, Keith S
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 K9ZST's current licensee, walking backwards.
- Bateman, Keith SILgranted 2013-10-18cancelled 2015-10-16
Successor callsigns
Callsigns held now by people who previously held K9ZST.
No current licensee on record previously held this callsign.