Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB9STV callsign genealogy
Currently held by Cockream, Greg R
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 WB9STV's current licensee, walking backwards.
- Cockream, Greg RILgranted 2019-04-11cancelled 2019-04-30
Successor callsigns
Callsigns held now by people who previously held WB9STV.
- Cockream, Donald WILgranted 2007-05-15cancelled 2019-08-01
All historical holders
Every license row we've seen with the callsign WB9STV, oldest first.
- Cockream, Donald W IL1997-07-31 → cancelled 2002-03-05
- Cockream, Greg R IL2019-04-30 active