Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB9L callsign genealogy
Currently held by MARTIN, MICHAEL 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 WB9L's current licensee, walking backwards.
- MARTIN, MICHAEL DINgranted 2006-06-14cancelled 2007-02-13
Successor callsigns
Callsigns held now by people who previously held WB9L.
- GOSE, BARRY DINgranted 2024-11-07
All historical holders
Every license row we've seen with the callsign WB9L, oldest first.
- GOSE, BARRY D IN1998-01-08 → cancelled 2004-11-16
- MARTIN, MICHAEL D IN2017-03-03 active