Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9FD callsign genealogy
Currently held by Walt Johler Memorial Amateur Radio Club
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 W9FD's current licensee, walking backwards.
- KC9FIWcancelledWalt Johler Memorial Amateur Radio ClubILgranted 2004-01-20cancelled 2004-07-13
Successor callsigns
Callsigns held now by people who previously held W9FD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9FD, oldest first.
- JOHLER, WALTER W IL1998-03-02 → cancelled 2000-07-08
- Walt Johler Memorial Amateur Radio Club IL2025-07-10 active