Confidence: Medium · Source: FCC ULS · As of 2026-09-11
WM9Z callsign genealogy
Currently held by Moser, Lawrence J
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 WM9Z's current licensee, walking backwards.
- Moser, Lawrence JINgranted 2007-01-11cancelled 2009-05-27
Successor callsigns
Callsigns held now by people who previously held WM9Z.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WM9Z, oldest first.
- REED, WILLIAM W WI1989-12-12 → cancelled 2002-03-07
- Moser, Lawrence J IN2019-03-12 active