Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9INN callsign genealogy
Currently held by WINN, JOHN H
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 W9INN's current licensee, walking backwards.
- WINN, JOHN HILgranted 2004-02-26cancelled 2007-05-26
- KA9QQLno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held W9INN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9INN, oldest first.
- FANCKBONER, WILLIAM E IL2003-02-28 → cancelled 2004-07-30
- WINN, JOHN H IL2017-03-23 active