Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9ZK callsign genealogy
Currently held by Whitacre, Kent D
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 W9ZK's current licensee, walking backwards.
- Kline, Zachary BILgranted 2018-06-05cancelled 2019-10-29
Successor callsigns
Callsigns held now by people who previously held W9ZK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9ZK, oldest first.
- JUNKINS, ROBERT F IL1997-02-20 → cancelled 2009-02-21
- Whitacre, Kent D IN2009-04-07 → cancelled 2017-10-10
- Kline, Zachary OK2019-10-29 active