Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9ZEN callsign genealogy
Currently held by Morgan, Thach T
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 W9ZEN's current licensee, walking backwards.
- Morgan, Thach TGAgranted 2008-09-18cancelled 2008-10-17
Successor callsigns
Callsigns held now by people who previously held W9ZEN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9ZEN, oldest first.
- VASICAK, JOHN M IL1991-08-06 → cancelled 2000-12-15
- Morgan, Thach T GA2018-07-31 active