Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9FSW callsign genealogy
Currently held by VOLLE, MICHAEL L
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 W9FSW's current licensee, walking backwards.
- VOLLE, MICHAEL LILgranted 2003-12-23cancelled 2009-10-02
Successor callsigns
Callsigns held now by people who previously held W9FSW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9FSW, oldest first.
- BROONER, CLAIRE H IL2005-01-25 → cancelled 2007-03-28
- VOLLE, MICHAEL L TN2019-08-23 active